459767980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{7691}}^1$

素因数の和:7775

約数の個数: 72

約数和(自身を含む): 1141708176

約数和(自身を除く): 681940196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1708, 2135, 2989, 4270, 5978, 7691, 8540, 11956, 14945, 15382, 29890, 30764, 38455, 53837, 59780, 76910, 107674, 153820, 215348, 269185, 376859, 469151, 538370, 753718, 938302, 1076740, 1507436, 1876604, 1884295, 2345755, 3284057, 3768590, 4691510, 6568114, 7537180, 9383020, 13136228, 16420285, 22988399, 32840570, 45976798, 65681140, 91953596, 114941995, 229883990, 459767980]

約数ペア:

[(1, 459767980), (2, 229883990), (4, 114941995), (5, 91953596), (7, 65681140), (10, 45976798), (14, 32840570), (20, 22988399), (28, 16420285), (35, 13136228), (49, 9383020), (61, 7537180), (70, 6568114), (98, 4691510), (122, 3768590), (140, 3284057), (196, 2345755), (244, 1884295), (245, 1876604), (305, 1507436), (427, 1076740), (490, 938302), (610, 753718), (854, 538370), (980, 469151), (1220, 376859), (1708, 269185), (2135, 215348), (2989, 153820), (4270, 107674), (5978, 76910), (7691, 59780), (8540, 53837), (11956, 38455), (14945, 30764), (15382, 29890)]