208250640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1222

約数の個数: 240

約数和(自身を含む): 793490880

約数和(自身を除く): 585240240

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, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1171, 1235, 1368, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2342, 2470, 2736, 2964, 3120, 3420, 3513, 3705, 3952, 4446, 4560, 4680, 4684, 4940, 5855, 5928, 6840, 7026, 7410, 8892, 9360, 9368, 9880, 10539, 11115, 11710, 11856, 13680, 14052, 14820, 15223, 17565, 17784, 18736, 19760, 21078, 22230, 22249, 23420, 28104, 29640, 30446, 35130, 35568, 42156, 44460, 44498, 45669, 46840, 52695, 56208, 59280, 60892, 66747, 70260, 76115, 84312, 88920, 88996, 91338, 93680, 105390, 111245, 121784, 133494, 137007, 140520, 152230, 168624, 177840, 177992, 182676, 200241, 210780, 222490, 228345, 243568, 266988, 274014, 281040, 289237, 304460, 333735, 355984, 365352, 400482, 421560, 444980, 456690, 533976, 548028, 578474, 608920, 667470, 685035, 730704, 800964, 843120, 867711, 889960, 913380, 1001205, 1067952, 1096056, 1156948, 1217840, 1334940, 1370070, 1446185, 1601928, 1735422, 1779920, 1826760, 2002410, 2192112, 2313896, 2603133, 2669880, 2740140, 2892370, 3203856, 3470844, 3653520, 4004820, 4338555, 4627792, 5206266, 5339760, 5480280, 5784740, 6941688, 8009640, 8677110, 10412532, 10960560, 11569480, 13015665, 13883376, 16019280, 17354220, 20825064, 23138960, 26031330, 34708440, 41650128, 52062660, 69416880, 104125320, 208250640]

約数ペア:

[(1, 208250640), (2, 104125320), (3, 69416880), (4, 52062660), (5, 41650128), (6, 34708440), (8, 26031330), (9, 23138960), (10, 20825064), (12, 17354220), (13, 16019280), (15, 13883376), (16, 13015665), (18, 11569480), (19, 10960560), (20, 10412532), (24, 8677110), (26, 8009640), (30, 6941688), (36, 5784740), (38, 5480280), (39, 5339760), (40, 5206266), (45, 4627792), (48, 4338555), (52, 4004820), (57, 3653520), (60, 3470844), (65, 3203856), (72, 2892370), (76, 2740140), (78, 2669880), (80, 2603133), (90, 2313896), (95, 2192112), (104, 2002410), (114, 1826760), (117, 1779920), (120, 1735422), (130, 1601928), (144, 1446185), (152, 1370070), (156, 1334940), (171, 1217840), (180, 1156948), (190, 1096056), (195, 1067952), (208, 1001205), (228, 913380), (234, 889960), (240, 867711), (247, 843120), (260, 800964), (285, 730704), (304, 685035), (312, 667470), (342, 608920), (360, 578474), (380, 548028), (390, 533976), (456, 456690), (468, 444980), (494, 421560), (520, 400482), (570, 365352), (585, 355984), (624, 333735), (684, 304460), (720, 289237), (741, 281040), (760, 274014), (780, 266988), (855, 243568), (912, 228345), (936, 222490), (988, 210780), (1040, 200241), (1140, 182676), (1170, 177992), (1171, 177840), (1235, 168624), (1368, 152230), (1482, 140520), (1520, 137007), (1560, 133494), (1710, 121784), (1872, 111245), (1976, 105390), (2223, 93680), (2280, 91338), (2340, 88996), (2342, 88920), (2470, 84312), (2736, 76115), (2964, 70260), (3120, 66747), (3420, 60892), (3513, 59280), (3705, 56208), (3952, 52695), (4446, 46840), (4560, 45669), (4680, 44498), (4684, 44460), (4940, 42156), (5855, 35568), (5928, 35130), (6840, 30446), (7026, 29640), (7410, 28104), (8892, 23420), (9360, 22249), (9368, 22230), (9880, 21078), (10539, 19760), (11115, 18736), (11710, 17784), (11856, 17565), (13680, 15223), (14052, 14820)]