142881720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 444709440

約数和(自身を除く): 301827720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 113, 120, 123, 164, 205, 226, 246, 257, 328, 339, 410, 452, 492, 514, 565, 615, 678, 771, 820, 904, 984, 1028, 1130, 1230, 1285, 1356, 1542, 1640, 1695, 2056, 2260, 2460, 2570, 2712, 3084, 3390, 3855, 4520, 4633, 4920, 5140, 6168, 6780, 7710, 9266, 10280, 10537, 13560, 13899, 15420, 18532, 21074, 23165, 27798, 29041, 30840, 31611, 37064, 42148, 46330, 52685, 55596, 58082, 63222, 69495, 84296, 87123, 92660, 105370, 111192, 116164, 126444, 138990, 145205, 158055, 174246, 185320, 210740, 232328, 252888, 277980, 290410, 316110, 348492, 421480, 435615, 555960, 580820, 632220, 696984, 871230, 1161640, 1190681, 1264440, 1742460, 2381362, 3484920, 3572043, 4762724, 5953405, 7144086, 9525448, 11906810, 14288172, 17860215, 23813620, 28576344, 35720430, 47627240, 71440860, 142881720]

約数ペア:

[(1, 142881720), (2, 71440860), (3, 47627240), (4, 35720430), (5, 28576344), (6, 23813620), (8, 17860215), (10, 14288172), (12, 11906810), (15, 9525448), (20, 7144086), (24, 5953405), (30, 4762724), (40, 3572043), (41, 3484920), (60, 2381362), (82, 1742460), (113, 1264440), (120, 1190681), (123, 1161640), (164, 871230), (205, 696984), (226, 632220), (246, 580820), (257, 555960), (328, 435615), (339, 421480), (410, 348492), (452, 316110), (492, 290410), (514, 277980), (565, 252888), (615, 232328), (678, 210740), (771, 185320), (820, 174246), (904, 158055), (984, 145205), (1028, 138990), (1130, 126444), (1230, 116164), (1285, 111192), (1356, 105370), (1542, 92660), (1640, 87123), (1695, 84296), (2056, 69495), (2260, 63222), (2460, 58082), (2570, 55596), (2712, 52685), (3084, 46330), (3390, 42148), (3855, 37064), (4520, 31611), (4633, 30840), (4920, 29041), (5140, 27798), (6168, 23165), (6780, 21074), (7710, 18532), (9266, 15420), (10280, 13899), (10537, 13560)]