21209731920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{6277}}^1$

素因数の和:6347

約数の個数: 360

約数和(自身を含む): 80971208136

約数和(自身を除く): 59761476216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 361, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 722, 741, 760, 780, 855, 912, 936, 988, 1040, 1083, 1140, 1170, 1235, 1368, 1444, 1482, 1520, 1560, 1710, 1805, 1872, 1976, 2166, 2223, 2280, 2340, 2470, 2736, 2888, 2964, 3120, 3249, 3420, 3610, 3705, 3952, 4332, 4446, 4560, 4680, 4693, 4940, 5415, 5776, 5928, 6277, 6498, 6840, 7220, 7410, 8664, 8892, 9360, 9386, 9880, 10830, 11115, 11856, 12554, 12996, 13680, 14079, 14440, 14820, 16245, 17328, 17784, 18772, 18831, 19760, 21660, 22230, 23465, 25108, 25992, 28158, 28880, 29640, 31385, 32490, 35568, 37544, 37662, 42237, 43320, 44460, 46930, 50216, 51984, 56316, 56493, 59280, 62770, 64980, 70395, 75088, 75324, 81601, 84474, 86640, 88920, 93860, 94155, 100432, 112632, 112986, 119263, 125540, 129960, 140790, 150648, 163202, 168948, 177840, 187720, 188310, 211185, 225264, 225972, 238526, 244803, 251080, 259920, 281580, 282465, 301296, 326404, 337896, 357789, 375440, 376620, 408005, 422370, 451944, 477052, 489606, 502160, 563160, 564930, 596315, 652808, 675792, 715578, 734409, 753240, 816010, 844740, 903888, 954104, 979212, 1073367, 1126320, 1129860, 1192630, 1224015, 1305616, 1431156, 1468818, 1506480, 1550419, 1632020, 1689480, 1788945, 1908208, 1958424, 2146734, 2259720, 2265997, 2385260, 2448030, 2862312, 2937636, 3100838, 3264040, 3378960, 3577890, 3672045, 3916848, 4293468, 4519440, 4531994, 4651257, 4770520, 4896060, 5366835, 5724624, 5875272, 6201676, 6528080, 6797991, 7155780, 7344090, 7752095, 8586936, 9063988, 9302514, 9541040, 9792120, 10733670, 11329985, 11750544, 12403352, 13595982, 13953771, 14311560, 14688180, 15504190, 17173872, 18127976, 18605028, 19584240, 20393973, 21467340, 22659970, 23256285, 24806704, 27191964, 27907542, 28623120, 29376360, 29457961, 31008380, 33989955, 36255952, 37210056, 40787946, 42934680, 45319940, 46512570, 54383928, 55815084, 58752720, 58915922, 62016760, 67979910, 69768855, 74420112, 81575892, 85869360, 88373883, 90639880, 93025140, 101969865, 108767856, 111630168, 117831844, 124033520, 135959820, 139537710, 147289805, 163151784, 176747766, 181279760, 186050280, 203939730, 223260336, 235663688, 265121649, 271919640, 279075420, 294579610, 326303568, 353495532, 372100560, 407879460, 441869415, 471327376, 530243298, 543839280, 558150840, 589159220, 706991064, 815758920, 883738830, 1060486596, 1116301680, 1178318440, 1325608245, 1413982128, 1631517840, 1767477660, 2120973192, 2356636880, 2651216490, 3534955320, 4241946384, 5302432980, 7069910640, 10604865960, 21209731920]

約数ペア:

[(1, 21209731920), (2, 10604865960), (3, 7069910640), (4, 5302432980), (5, 4241946384), (6, 3534955320), (8, 2651216490), (9, 2356636880), (10, 2120973192), (12, 1767477660), (13, 1631517840), (15, 1413982128), (16, 1325608245), (18, 1178318440), (19, 1116301680), (20, 1060486596), (24, 883738830), (26, 815758920), (30, 706991064), (36, 589159220), (38, 558150840), (39, 543839280), (40, 530243298), (45, 471327376), (48, 441869415), (52, 407879460), (57, 372100560), (60, 353495532), (65, 326303568), (72, 294579610), (76, 279075420), (78, 271919640), (80, 265121649), (90, 235663688), (95, 223260336), (104, 203939730), (114, 186050280), (117, 181279760), (120, 176747766), (130, 163151784), (144, 147289805), (152, 139537710), (156, 135959820), (171, 124033520), (180, 117831844), (190, 111630168), (195, 108767856), (208, 101969865), (228, 93025140), (234, 90639880), (240, 88373883), (247, 85869360), (260, 81575892), (285, 74420112), (304, 69768855), (312, 67979910), (342, 62016760), (360, 58915922), (361, 58752720), (380, 55815084), (390, 54383928), (456, 46512570), (468, 45319940), (494, 42934680), (520, 40787946), (570, 37210056), (585, 36255952), (624, 33989955), (684, 31008380), (720, 29457961), (722, 29376360), (741, 28623120), (760, 27907542), (780, 27191964), (855, 24806704), (912, 23256285), (936, 22659970), (988, 21467340), (1040, 20393973), (1083, 19584240), (1140, 18605028), (1170, 18127976), (1235, 17173872), (1368, 15504190), (1444, 14688180), (1482, 14311560), (1520, 13953771), (1560, 13595982), (1710, 12403352), (1805, 11750544), (1872, 11329985), (1976, 10733670), (2166, 9792120), (2223, 9541040), (2280, 9302514), (2340, 9063988), (2470, 8586936), (2736, 7752095), (2888, 7344090), (2964, 7155780), (3120, 6797991), (3249, 6528080), (3420, 6201676), (3610, 5875272), (3705, 5724624), (3952, 5366835), (4332, 4896060), (4446, 4770520), (4560, 4651257), (4680, 4531994), (4693, 4519440), (4940, 4293468), (5415, 3916848), (5776, 3672045), (5928, 3577890), (6277, 3378960), (6498, 3264040), (6840, 3100838), (7220, 2937636), (7410, 2862312), (8664, 2448030), (8892, 2385260), (9360, 2265997), (9386, 2259720), (9880, 2146734), (10830, 1958424), (11115, 1908208), (11856, 1788945), (12554, 1689480), (12996, 1632020), (13680, 1550419), (14079, 1506480), (14440, 1468818), (14820, 1431156), (16245, 1305616), (17328, 1224015), (17784, 1192630), (18772, 1129860), (18831, 1126320), (19760, 1073367), (21660, 979212), (22230, 954104), (23465, 903888), (25108, 844740), (25992, 816010), (28158, 753240), (28880, 734409), (29640, 715578), (31385, 675792), (32490, 652808), (35568, 596315), (37544, 564930), (37662, 563160), (42237, 502160), (43320, 489606), (44460, 477052), (46930, 451944), (50216, 422370), (51984, 408005), (56316, 376620), (56493, 375440), (59280, 357789), (62770, 337896), (64980, 326404), (70395, 301296), (75088, 282465), (75324, 281580), (81601, 259920), (84474, 251080), (86640, 244803), (88920, 238526), (93860, 225972), (94155, 225264), (100432, 211185), (112632, 188310), (112986, 187720), (119263, 177840), (125540, 168948), (129960, 163202), (140790, 150648)]