486287720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 1200925440

約数和(自身を除く): 714637720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 103, 106, 131, 136, 170, 206, 212, 262, 265, 340, 412, 424, 515, 524, 530, 655, 680, 824, 901, 1030, 1048, 1060, 1310, 1751, 1802, 2060, 2120, 2227, 2620, 3502, 3604, 4120, 4454, 4505, 5240, 5459, 6943, 7004, 7208, 8755, 8908, 9010, 10918, 11135, 13493, 13886, 14008, 17510, 17816, 18020, 21836, 22270, 26986, 27295, 27772, 34715, 35020, 36040, 43672, 44540, 53972, 54590, 55544, 67465, 69430, 70040, 89080, 92803, 107944, 109180, 118031, 134930, 138860, 185606, 218360, 229381, 236062, 269860, 277720, 371212, 458762, 464015, 472124, 539720, 590155, 715129, 742424, 917524, 928030, 944248, 1146905, 1180310, 1430258, 1835048, 1856060, 2293810, 2360620, 2860516, 3575645, 3712120, 4587620, 4721240, 5721032, 7151290, 9175240, 12157193, 14302580, 24314386, 28605160, 48628772, 60785965, 97257544, 121571930, 243143860, 486287720]

約数ペア:

[(1, 486287720), (2, 243143860), (4, 121571930), (5, 97257544), (8, 60785965), (10, 48628772), (17, 28605160), (20, 24314386), (34, 14302580), (40, 12157193), (53, 9175240), (68, 7151290), (85, 5721032), (103, 4721240), (106, 4587620), (131, 3712120), (136, 3575645), (170, 2860516), (206, 2360620), (212, 2293810), (262, 1856060), (265, 1835048), (340, 1430258), (412, 1180310), (424, 1146905), (515, 944248), (524, 928030), (530, 917524), (655, 742424), (680, 715129), (824, 590155), (901, 539720), (1030, 472124), (1048, 464015), (1060, 458762), (1310, 371212), (1751, 277720), (1802, 269860), (2060, 236062), (2120, 229381), (2227, 218360), (2620, 185606), (3502, 138860), (3604, 134930), (4120, 118031), (4454, 109180), (4505, 107944), (5240, 92803), (5459, 89080), (6943, 70040), (7004, 69430), (7208, 67465), (8755, 55544), (8908, 54590), (9010, 53972), (10918, 44540), (11135, 43672), (13493, 36040), (13886, 35020), (14008, 34715), (17510, 27772), (17816, 27295), (18020, 26986), (21836, 22270)]