281936694560

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1\times {\mathrm{421}}^1$

素因数の和:1027

約数の個数: 192

約数和(自身を含む): 683044959744

約数和(自身を除く): 401108265184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 167, 284, 334, 353, 355, 421, 568, 668, 706, 710, 835, 842, 1136, 1336, 1412, 1420, 1670, 1684, 1765, 2105, 2272, 2672, 2824, 2840, 3340, 3368, 3530, 4210, 5344, 5648, 5680, 6680, 6736, 7060, 8420, 11296, 11360, 11857, 13360, 13472, 14120, 16840, 23714, 25063, 26720, 28240, 29891, 33680, 47428, 50126, 56480, 58951, 59285, 59782, 67360, 70307, 94856, 100252, 117902, 118570, 119564, 125315, 140614, 148613, 149455, 189712, 200504, 235804, 237140, 239128, 250630, 281228, 294755, 297226, 298910, 351535, 379424, 401008, 471608, 474280, 478256, 501260, 562456, 589510, 594452, 597820, 703070, 743065, 802016, 943216, 948560, 956512, 1002520, 1124912, 1179020, 1188904, 1195640, 1406140, 1486130, 1886432, 1897120, 2005040, 2249824, 2358040, 2377808, 2391280, 2812280, 2972260, 4010080, 4185521, 4716080, 4755616, 4782560, 4991797, 5624560, 5944520, 8371042, 9432160, 9983594, 10551523, 11249120, 11889040, 16742084, 19967188, 20927605, 21103046, 23778080, 24818371, 24958985, 33484168, 39934376, 41855210, 42206092, 49636742, 49917970, 52757615, 66968336, 79868752, 83710420, 84412184, 99273484, 99835940, 105515230, 124091855, 133936672, 159737504, 167420840, 168824368, 198546968, 199671880, 211030460, 248183710, 334841680, 337648736, 397093936, 399343760, 422060920, 496367420, 669683360, 794187872, 798687520, 844121840, 992734840, 1688243680, 1762104341, 1985469680, 3524208682, 3970939360, 7048417364, 8810521705, 14096834728, 17621043410, 28193669456, 35242086820, 56387338912, 70484173640, 140968347280, 281936694560]

約数ペア:

[(1, 281936694560), (2, 140968347280), (4, 70484173640), (5, 56387338912), (8, 35242086820), (10, 28193669456), (16, 17621043410), (20, 14096834728), (32, 8810521705), (40, 7048417364), (71, 3970939360), (80, 3524208682), (142, 1985469680), (160, 1762104341), (167, 1688243680), (284, 992734840), (334, 844121840), (353, 798687520), (355, 794187872), (421, 669683360), (568, 496367420), (668, 422060920), (706, 399343760), (710, 397093936), (835, 337648736), (842, 334841680), (1136, 248183710), (1336, 211030460), (1412, 199671880), (1420, 198546968), (1670, 168824368), (1684, 167420840), (1765, 159737504), (2105, 133936672), (2272, 124091855), (2672, 105515230), (2824, 99835940), (2840, 99273484), (3340, 84412184), (3368, 83710420), (3530, 79868752), (4210, 66968336), (5344, 52757615), (5648, 49917970), (5680, 49636742), (6680, 42206092), (6736, 41855210), (7060, 39934376), (8420, 33484168), (11296, 24958985), (11360, 24818371), (11857, 23778080), (13360, 21103046), (13472, 20927605), (14120, 19967188), (16840, 16742084), (23714, 11889040), (25063, 11249120), (26720, 10551523), (28240, 9983594), (29891, 9432160), (33680, 8371042), (47428, 5944520), (50126, 5624560), (56480, 4991797), (58951, 4782560), (59285, 4755616), (59782, 4716080), (67360, 4185521), (70307, 4010080), (94856, 2972260), (100252, 2812280), (117902, 2391280), (118570, 2377808), (119564, 2358040), (125315, 2249824), (140614, 2005040), (148613, 1897120), (149455, 1886432), (189712, 1486130), (200504, 1406140), (235804, 1195640), (237140, 1188904), (239128, 1179020), (250630, 1124912), (281228, 1002520), (294755, 956512), (297226, 948560), (298910, 943216), (351535, 802016), (379424, 743065), (401008, 703070), (471608, 597820), (474280, 594452), (478256, 589510), (501260, 562456)]