20155687920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{743}}^1$

素因数の和:1445

約数の個数: 320

約数和(自身を含む): 73288166400

約数和(自身を除く): 53132478480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 661, 684, 720, 743, 760, 855, 912, 1026, 1080, 1140, 1322, 1368, 1486, 1520, 1710, 1983, 2052, 2160, 2229, 2280, 2565, 2644, 2736, 2972, 3305, 3420, 3715, 3966, 4104, 4458, 4560, 5130, 5288, 5944, 5949, 6610, 6687, 6840, 7430, 7932, 8208, 8916, 9915, 10260, 10576, 11145, 11888, 11898, 12559, 13220, 13374, 13680, 14117, 14860, 15864, 17832, 17847, 19830, 20061, 20520, 22290, 23796, 25118, 26440, 26748, 28234, 29720, 29745, 31728, 33435, 35664, 35694, 37677, 39660, 40122, 41040, 42351, 44580, 47592, 50236, 52880, 53496, 56468, 59440, 59490, 62795, 66870, 70585, 71388, 75354, 79320, 80244, 84702, 89160, 89235, 95184, 100305, 100472, 106992, 112936, 113031, 118980, 125590, 127053, 133740, 141170, 142776, 150708, 158640, 160488, 169404, 178320, 178470, 188385, 200610, 200944, 211755, 225872, 226062, 237960, 251180, 254106, 267480, 282340, 285552, 301416, 320976, 338808, 339093, 356940, 376770, 381159, 401220, 423510, 452124, 475920, 491123, 502360, 508212, 534960, 564680, 565155, 602832, 635265, 677616, 678186, 713880, 753540, 762318, 802440, 847020, 904248, 982246, 1004720, 1016424, 1129360, 1130310, 1270530, 1356372, 1427760, 1473369, 1507080, 1524636, 1604880, 1694040, 1695465, 1808496, 1905795, 1964492, 2032848, 2260620, 2455615, 2541060, 2712744, 2946738, 3014160, 3049272, 3388080, 3390930, 3811590, 3928984, 4420107, 4521240, 4911230, 5082120, 5425488, 5893476, 6098544, 6781860, 7366845, 7623180, 7857968, 8840214, 9042480, 9331337, 9822460, 10164240, 11786952, 13260321, 13563720, 14733690, 15246360, 17680428, 18662674, 19644920, 22100535, 23573904, 26520642, 27127440, 27994011, 29467380, 30492720, 35360856, 37325348, 39289840, 44201070, 46656685, 53041284, 55988022, 58934760, 66301605, 70721712, 74650696, 83982033, 88402140, 93313370, 106082568, 111976044, 117869520, 132603210, 139970055, 149301392, 167964066, 176804280, 186626740, 212165136, 223952088, 251946099, 265206420, 279940110, 335928132, 353608560, 373253480, 419910165, 447904176, 503892198, 530412840, 559880220, 671856264, 746506960, 839820330, 1007784396, 1060825680, 1119760440, 1259730495, 1343712528, 1679640660, 2015568792, 2239520880, 2519460990, 3359281320, 4031137584, 5038921980, 6718562640, 10077843960, 20155687920]

約数ペア:

[(1, 20155687920), (2, 10077843960), (3, 6718562640), (4, 5038921980), (5, 4031137584), (6, 3359281320), (8, 2519460990), (9, 2239520880), (10, 2015568792), (12, 1679640660), (15, 1343712528), (16, 1259730495), (18, 1119760440), (19, 1060825680), (20, 1007784396), (24, 839820330), (27, 746506960), (30, 671856264), (36, 559880220), (38, 530412840), (40, 503892198), (45, 447904176), (48, 419910165), (54, 373253480), (57, 353608560), (60, 335928132), (72, 279940110), (76, 265206420), (80, 251946099), (90, 223952088), (95, 212165136), (108, 186626740), (114, 176804280), (120, 167964066), (135, 149301392), (144, 139970055), (152, 132603210), (171, 117869520), (180, 111976044), (190, 106082568), (216, 93313370), (228, 88402140), (240, 83982033), (270, 74650696), (285, 70721712), (304, 66301605), (342, 58934760), (360, 55988022), (380, 53041284), (432, 46656685), (456, 44201070), (513, 39289840), (540, 37325348), (570, 35360856), (661, 30492720), (684, 29467380), (720, 27994011), (743, 27127440), (760, 26520642), (855, 23573904), (912, 22100535), (1026, 19644920), (1080, 18662674), (1140, 17680428), (1322, 15246360), (1368, 14733690), (1486, 13563720), (1520, 13260321), (1710, 11786952), (1983, 10164240), (2052, 9822460), (2160, 9331337), (2229, 9042480), (2280, 8840214), (2565, 7857968), (2644, 7623180), (2736, 7366845), (2972, 6781860), (3305, 6098544), (3420, 5893476), (3715, 5425488), (3966, 5082120), (4104, 4911230), (4458, 4521240), (4560, 4420107), (5130, 3928984), (5288, 3811590), (5944, 3390930), (5949, 3388080), (6610, 3049272), (6687, 3014160), (6840, 2946738), (7430, 2712744), (7932, 2541060), (8208, 2455615), (8916, 2260620), (9915, 2032848), (10260, 1964492), (10576, 1905795), (11145, 1808496), (11888, 1695465), (11898, 1694040), (12559, 1604880), (13220, 1524636), (13374, 1507080), (13680, 1473369), (14117, 1427760), (14860, 1356372), (15864, 1270530), (17832, 1130310), (17847, 1129360), (19830, 1016424), (20061, 1004720), (20520, 982246), (22290, 904248), (23796, 847020), (25118, 802440), (26440, 762318), (26748, 753540), (28234, 713880), (29720, 678186), (29745, 677616), (31728, 635265), (33435, 602832), (35664, 565155), (35694, 564680), (37677, 534960), (39660, 508212), (40122, 502360), (41040, 491123), (42351, 475920), (44580, 452124), (47592, 423510), (50236, 401220), (52880, 381159), (53496, 376770), (56468, 356940), (59440, 339093), (59490, 338808), (62795, 320976), (66870, 301416), (70585, 285552), (71388, 282340), (75354, 267480), (79320, 254106), (80244, 251180), (84702, 237960), (89160, 226062), (89235, 225872), (95184, 211755), (100305, 200944), (100472, 200610), (106992, 188385), (112936, 178470), (113031, 178320), (118980, 169404), (125590, 160488), (127053, 158640), (133740, 150708), (141170, 142776)]