615351124040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{654601}}^1$

素因数の和:655014

約数の個数: 64

約数和(自身を含む): 1408284558720

約数和(自身を除く): 792933434680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 331, 355, 568, 662, 710, 1324, 1420, 1655, 2648, 2840, 3310, 6620, 13240, 23501, 47002, 94004, 117505, 188008, 235010, 470020, 654601, 940040, 1309202, 2618404, 3273005, 5236808, 6546010, 13092020, 26184040, 46476671, 92953342, 185906684, 216672931, 232383355, 371813368, 433345862, 464766710, 866691724, 929533420, 1083364655, 1733383448, 1859066840, 2166729310, 4333458620, 8666917240, 15383778101, 30767556202, 61535112404, 76918890505, 123070224808, 153837781010, 307675562020, 615351124040]

約数ペア:

[(1, 615351124040), (2, 307675562020), (4, 153837781010), (5, 123070224808), (8, 76918890505), (10, 61535112404), (20, 30767556202), (40, 15383778101), (71, 8666917240), (142, 4333458620), (284, 2166729310), (331, 1859066840), (355, 1733383448), (568, 1083364655), (662, 929533420), (710, 866691724), (1324, 464766710), (1420, 433345862), (1655, 371813368), (2648, 232383355), (2840, 216672931), (3310, 185906684), (6620, 92953342), (13240, 46476671), (23501, 26184040), (47002, 13092020), (94004, 6546010), (117505, 5236808), (188008, 3273005), (235010, 2618404), (470020, 1309202), (654601, 940040)]