1489007940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{75431}}^1$

素因数の和:75497

約数の個数: 96

約数和(自身を含む): 4866269184

約数和(自身を除く): 3377261244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 75431, 150862, 226293, 301724, 377155, 452586, 528017, 754310, 905172, 1056034, 1131465, 1508620, 1584051, 2112068, 2262930, 2640085, 3168102, 3545257, 4525860, 5280170, 6336204, 7090514, 7920255, 10560340, 10635771, 14181028, 15840510, 17726285, 21271542, 24816799, 31681020, 35452570, 42543084, 49633598, 53178855, 70905140, 74450397, 99267196, 106357710, 124083995, 148900794, 212715420, 248167990, 297801588, 372251985, 496335980, 744503970, 1489007940]

約数ペア:

[(1, 1489007940), (2, 744503970), (3, 496335980), (4, 372251985), (5, 297801588), (6, 248167990), (7, 212715420), (10, 148900794), (12, 124083995), (14, 106357710), (15, 99267196), (20, 74450397), (21, 70905140), (28, 53178855), (30, 49633598), (35, 42543084), (42, 35452570), (47, 31681020), (60, 24816799), (70, 21271542), (84, 17726285), (94, 15840510), (105, 14181028), (140, 10635771), (141, 10560340), (188, 7920255), (210, 7090514), (235, 6336204), (282, 5280170), (329, 4525860), (420, 3545257), (470, 3168102), (564, 2640085), (658, 2262930), (705, 2112068), (940, 1584051), (987, 1508620), (1316, 1131465), (1410, 1056034), (1645, 905172), (1974, 754310), (2820, 528017), (3290, 452586), (3948, 377155), (4935, 301724), (6580, 226293), (9870, 150862), (19740, 75431)]