489856920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:622

約数の個数: 192

約数和(自身を含む): 1721710080

約数和(自身を除く): 1231853160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 227, 245, 280, 294, 367, 392, 420, 454, 490, 588, 681, 734, 735, 840, 908, 980, 1101, 1135, 1176, 1362, 1468, 1470, 1589, 1816, 1835, 1960, 2202, 2270, 2569, 2724, 2936, 2940, 3178, 3405, 3670, 4404, 4540, 4767, 5138, 5448, 5505, 5880, 6356, 6810, 7340, 7707, 7945, 8808, 9080, 9534, 10276, 11010, 11123, 12712, 12845, 13620, 14680, 15414, 15890, 17983, 19068, 20552, 22020, 22246, 23835, 25690, 27240, 30828, 31780, 33369, 35966, 38136, 38535, 44040, 44492, 47670, 51380, 53949, 55615, 61656, 63560, 66738, 71932, 77070, 83309, 88984, 89915, 95340, 102760, 107898, 111230, 133476, 143864, 154140, 166618, 166845, 179830, 190680, 215796, 222460, 249927, 266952, 269745, 308280, 333236, 333690, 359660, 416545, 431592, 444920, 499854, 539490, 583163, 666472, 667380, 719320, 833090, 999708, 1078980, 1166326, 1249635, 1334760, 1666180, 1749489, 1999416, 2157960, 2332652, 2499270, 2915815, 3332360, 3498978, 4082141, 4665304, 4998540, 5831630, 6997956, 8164282, 8747445, 9997080, 11663260, 12246423, 13995912, 16328564, 17494890, 20410705, 23326520, 24492846, 32657128, 34989780, 40821410, 48985692, 61232115, 69979560, 81642820, 97971384, 122464230, 163285640, 244928460, 489856920]

約数ペア:

[(1, 489856920), (2, 244928460), (3, 163285640), (4, 122464230), (5, 97971384), (6, 81642820), (7, 69979560), (8, 61232115), (10, 48985692), (12, 40821410), (14, 34989780), (15, 32657128), (20, 24492846), (21, 23326520), (24, 20410705), (28, 17494890), (30, 16328564), (35, 13995912), (40, 12246423), (42, 11663260), (49, 9997080), (56, 8747445), (60, 8164282), (70, 6997956), (84, 5831630), (98, 4998540), (105, 4665304), (120, 4082141), (140, 3498978), (147, 3332360), (168, 2915815), (196, 2499270), (210, 2332652), (227, 2157960), (245, 1999416), (280, 1749489), (294, 1666180), (367, 1334760), (392, 1249635), (420, 1166326), (454, 1078980), (490, 999708), (588, 833090), (681, 719320), (734, 667380), (735, 666472), (840, 583163), (908, 539490), (980, 499854), (1101, 444920), (1135, 431592), (1176, 416545), (1362, 359660), (1468, 333690), (1470, 333236), (1589, 308280), (1816, 269745), (1835, 266952), (1960, 249927), (2202, 222460), (2270, 215796), (2569, 190680), (2724, 179830), (2936, 166845), (2940, 166618), (3178, 154140), (3405, 143864), (3670, 133476), (4404, 111230), (4540, 107898), (4767, 102760), (5138, 95340), (5448, 89915), (5505, 88984), (5880, 83309), (6356, 77070), (6810, 71932), (7340, 66738), (7707, 63560), (7945, 61656), (8808, 55615), (9080, 53949), (9534, 51380), (10276, 47670), (11010, 44492), (11123, 44040), (12712, 38535), (12845, 38136), (13620, 35966), (14680, 33369), (15414, 31780), (15890, 30828), (17983, 27240), (19068, 25690), (20552, 23835), (22020, 22246)]