490676580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 1524322800

約数和(自身を除く): 1033646220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 109, 178, 180, 218, 267, 281, 327, 356, 436, 445, 534, 545, 562, 654, 801, 843, 890, 981, 1068, 1090, 1124, 1308, 1335, 1405, 1602, 1635, 1686, 1780, 1962, 2180, 2529, 2670, 2810, 3204, 3270, 3372, 3924, 4005, 4215, 4905, 5058, 5340, 5620, 6540, 8010, 8430, 9701, 9810, 10116, 12645, 16020, 16860, 19402, 19620, 25009, 25290, 29103, 30629, 38804, 48505, 50018, 50580, 58206, 61258, 75027, 87309, 91887, 97010, 100036, 116412, 122516, 125045, 145515, 150054, 153145, 174618, 183774, 194020, 225081, 250090, 275661, 291030, 300108, 306290, 349236, 367548, 375135, 436545, 450162, 459435, 500180, 551322, 582060, 612580, 750270, 873090, 900324, 918870, 1102644, 1125405, 1378305, 1500540, 1746180, 1837740, 2250810, 2725981, 2756610, 4501620, 5451962, 5513220, 8177943, 10903924, 13629905, 16355886, 24533829, 27259810, 32711772, 40889715, 49067658, 54519620, 81779430, 98135316, 122669145, 163558860, 245338290, 490676580]

約数ペア:

[(1, 490676580), (2, 245338290), (3, 163558860), (4, 122669145), (5, 98135316), (6, 81779430), (9, 54519620), (10, 49067658), (12, 40889715), (15, 32711772), (18, 27259810), (20, 24533829), (30, 16355886), (36, 13629905), (45, 10903924), (60, 8177943), (89, 5513220), (90, 5451962), (109, 4501620), (178, 2756610), (180, 2725981), (218, 2250810), (267, 1837740), (281, 1746180), (327, 1500540), (356, 1378305), (436, 1125405), (445, 1102644), (534, 918870), (545, 900324), (562, 873090), (654, 750270), (801, 612580), (843, 582060), (890, 551322), (981, 500180), (1068, 459435), (1090, 450162), (1124, 436545), (1308, 375135), (1335, 367548), (1405, 349236), (1602, 306290), (1635, 300108), (1686, 291030), (1780, 275661), (1962, 250090), (2180, 225081), (2529, 194020), (2670, 183774), (2810, 174618), (3204, 153145), (3270, 150054), (3372, 145515), (3924, 125045), (4005, 122516), (4215, 116412), (4905, 100036), (5058, 97010), (5340, 91887), (5620, 87309), (6540, 75027), (8010, 61258), (8430, 58206), (9701, 50580), (9810, 50018), (10116, 48505), (12645, 38804), (16020, 30629), (16860, 29103), (19402, 25290), (19620, 25009)]