90424360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 237595680

約数和(自身を除く): 147171320

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 53, 65, 68, 85, 104, 106, 130, 136, 170, 193, 212, 221, 260, 265, 340, 386, 424, 442, 520, 530, 680, 689, 772, 884, 901, 965, 1060, 1105, 1378, 1544, 1768, 1802, 1930, 2120, 2210, 2509, 2756, 3281, 3445, 3604, 3860, 4420, 4505, 5018, 5512, 6562, 6890, 7208, 7720, 8840, 9010, 10036, 10229, 11713, 12545, 13124, 13780, 16405, 18020, 20072, 20458, 23426, 25090, 26248, 27560, 32810, 36040, 40916, 42653, 46852, 50180, 51145, 58565, 65620, 81832, 85306, 93704, 100360, 102290, 117130, 131240, 132977, 170612, 173893, 204580, 213265, 234260, 265954, 341224, 347786, 409160, 426530, 468520, 531908, 664885, 695572, 853060, 869465, 1063816, 1329770, 1391144, 1706120, 1738930, 2260609, 2659540, 3477860, 4521218, 5319080, 6955720, 9042436, 11303045, 18084872, 22606090, 45212180, 90424360]

約数ペア:

[(1, 90424360), (2, 45212180), (4, 22606090), (5, 18084872), (8, 11303045), (10, 9042436), (13, 6955720), (17, 5319080), (20, 4521218), (26, 3477860), (34, 2659540), (40, 2260609), (52, 1738930), (53, 1706120), (65, 1391144), (68, 1329770), (85, 1063816), (104, 869465), (106, 853060), (130, 695572), (136, 664885), (170, 531908), (193, 468520), (212, 426530), (221, 409160), (260, 347786), (265, 341224), (340, 265954), (386, 234260), (424, 213265), (442, 204580), (520, 173893), (530, 170612), (680, 132977), (689, 131240), (772, 117130), (884, 102290), (901, 100360), (965, 93704), (1060, 85306), (1105, 81832), (1378, 65620), (1544, 58565), (1768, 51145), (1802, 50180), (1930, 46852), (2120, 42653), (2210, 40916), (2509, 36040), (2756, 32810), (3281, 27560), (3445, 26248), (3604, 25090), (3860, 23426), (4420, 20458), (4505, 20072), (5018, 18020), (5512, 16405), (6562, 13780), (6890, 13124), (7208, 12545), (7720, 11713), (8840, 10229), (9010, 10036)]