249903180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 786764160

約数和(自身を除く): 536860980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 157, 180, 185, 222, 239, 314, 333, 370, 444, 471, 478, 555, 628, 666, 717, 740, 785, 942, 956, 1110, 1195, 1332, 1413, 1434, 1570, 1665, 1884, 2151, 2220, 2355, 2390, 2826, 2868, 3140, 3330, 3585, 4302, 4710, 4780, 5652, 5809, 6660, 7065, 7170, 8604, 8843, 9420, 10755, 11618, 14130, 14340, 17427, 17686, 21510, 23236, 26529, 28260, 29045, 34854, 35372, 37523, 43020, 44215, 52281, 53058, 58090, 69708, 75046, 79587, 87135, 88430, 104562, 106116, 112569, 116180, 132645, 150092, 159174, 174270, 176860, 187615, 209124, 225138, 261405, 265290, 318348, 337707, 348540, 375230, 397935, 450276, 522810, 530580, 562845, 675414, 750460, 795870, 1045620, 1125690, 1350828, 1388351, 1591740, 1688535, 2251380, 2776702, 3377070, 4165053, 5553404, 6754140, 6941755, 8330106, 12495159, 13883510, 16660212, 20825265, 24990318, 27767020, 41650530, 49980636, 62475795, 83301060, 124951590, 249903180]

約数ペア:

[(1, 249903180), (2, 124951590), (3, 83301060), (4, 62475795), (5, 49980636), (6, 41650530), (9, 27767020), (10, 24990318), (12, 20825265), (15, 16660212), (18, 13883510), (20, 12495159), (30, 8330106), (36, 6941755), (37, 6754140), (45, 5553404), (60, 4165053), (74, 3377070), (90, 2776702), (111, 2251380), (148, 1688535), (157, 1591740), (180, 1388351), (185, 1350828), (222, 1125690), (239, 1045620), (314, 795870), (333, 750460), (370, 675414), (444, 562845), (471, 530580), (478, 522810), (555, 450276), (628, 397935), (666, 375230), (717, 348540), (740, 337707), (785, 318348), (942, 265290), (956, 261405), (1110, 225138), (1195, 209124), (1332, 187615), (1413, 176860), (1434, 174270), (1570, 159174), (1665, 150092), (1884, 132645), (2151, 116180), (2220, 112569), (2355, 106116), (2390, 104562), (2826, 88430), (2868, 87135), (3140, 79587), (3330, 75046), (3585, 69708), (4302, 58090), (4710, 53058), (4780, 52281), (5652, 44215), (5809, 43020), (6660, 37523), (7065, 35372), (7170, 34854), (8604, 29045), (8843, 28260), (9420, 26529), (10755, 23236), (11618, 21510), (14130, 17686), (14340, 17427)]