30604420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 86873472

約数和(自身を除く): 56269052

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 167, 170, 187, 196, 220, 238, 245, 308, 334, 340, 374, 385, 476, 490, 539, 595, 668, 748, 770, 833, 835, 935, 980, 1078, 1169, 1190, 1309, 1540, 1666, 1670, 1837, 1870, 2156, 2338, 2380, 2618, 2695, 2839, 3332, 3340, 3674, 3740, 4165, 4676, 5236, 5390, 5678, 5845, 6545, 7348, 8183, 8330, 9163, 9185, 10780, 11356, 11690, 12859, 13090, 14195, 16366, 16660, 18326, 18370, 19873, 23380, 25718, 26180, 28390, 31229, 32732, 36652, 36740, 39746, 40915, 45815, 51436, 56780, 62458, 64295, 79492, 81830, 90013, 91630, 99365, 124916, 128590, 139111, 156145, 163660, 180026, 183260, 198730, 218603, 257180, 278222, 312290, 360052, 397460, 437206, 450065, 556444, 624580, 695555, 874412, 900130, 1093015, 1391110, 1530221, 1800260, 2186030, 2782220, 3060442, 4372060, 6120884, 7651105, 15302210, 30604420]

約数ペア:

[(1, 30604420), (2, 15302210), (4, 7651105), (5, 6120884), (7, 4372060), (10, 3060442), (11, 2782220), (14, 2186030), (17, 1800260), (20, 1530221), (22, 1391110), (28, 1093015), (34, 900130), (35, 874412), (44, 695555), (49, 624580), (55, 556444), (68, 450065), (70, 437206), (77, 397460), (85, 360052), (98, 312290), (110, 278222), (119, 257180), (140, 218603), (154, 198730), (167, 183260), (170, 180026), (187, 163660), (196, 156145), (220, 139111), (238, 128590), (245, 124916), (308, 99365), (334, 91630), (340, 90013), (374, 81830), (385, 79492), (476, 64295), (490, 62458), (539, 56780), (595, 51436), (668, 45815), (748, 40915), (770, 39746), (833, 36740), (835, 36652), (935, 32732), (980, 31229), (1078, 28390), (1169, 26180), (1190, 25718), (1309, 23380), (1540, 19873), (1666, 18370), (1670, 18326), (1837, 16660), (1870, 16366), (2156, 14195), (2338, 13090), (2380, 12859), (2618, 11690), (2695, 11356), (2839, 10780), (3332, 9185), (3340, 9163), (3674, 8330), (3740, 8183), (4165, 7348), (4676, 6545), (5236, 5845), (5390, 5678)]