251242290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2369

約数の個数: 128

約数和(自身を含む): 745113600

約数和(自身を除く): 493871310

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 31, 39, 45, 54, 62, 65, 78, 90, 93, 117, 130, 135, 155, 186, 195, 234, 270, 279, 310, 351, 390, 403, 465, 558, 585, 702, 806, 837, 930, 1170, 1209, 1395, 1674, 1755, 2015, 2309, 2418, 2790, 3510, 3627, 4030, 4185, 4618, 6045, 6927, 7254, 8370, 10881, 11545, 12090, 13854, 18135, 20781, 21762, 23090, 30017, 34635, 36270, 41562, 54405, 60034, 62343, 69270, 71579, 90051, 103905, 108810, 124686, 143158, 150085, 180102, 207810, 214737, 270153, 300170, 311715, 357895, 429474, 450255, 540306, 623430, 644211, 715790, 810459, 900510, 930527, 1073685, 1288422, 1350765, 1620918, 1861054, 1932633, 2147370, 2701530, 2791581, 3221055, 3865266, 4052295, 4652635, 5583162, 6442110, 8104590, 8374743, 9305270, 9663165, 13957905, 16749486, 19326330, 25124229, 27915810, 41873715, 50248458, 83747430, 125621145, 251242290]

約数ペア:

[(1, 251242290), (2, 125621145), (3, 83747430), (5, 50248458), (6, 41873715), (9, 27915810), (10, 25124229), (13, 19326330), (15, 16749486), (18, 13957905), (26, 9663165), (27, 9305270), (30, 8374743), (31, 8104590), (39, 6442110), (45, 5583162), (54, 4652635), (62, 4052295), (65, 3865266), (78, 3221055), (90, 2791581), (93, 2701530), (117, 2147370), (130, 1932633), (135, 1861054), (155, 1620918), (186, 1350765), (195, 1288422), (234, 1073685), (270, 930527), (279, 900510), (310, 810459), (351, 715790), (390, 644211), (403, 623430), (465, 540306), (558, 450255), (585, 429474), (702, 357895), (806, 311715), (837, 300170), (930, 270153), (1170, 214737), (1209, 207810), (1395, 180102), (1674, 150085), (1755, 143158), (2015, 124686), (2309, 108810), (2418, 103905), (2790, 90051), (3510, 71579), (3627, 69270), (4030, 62343), (4185, 60034), (4618, 54405), (6045, 41562), (6927, 36270), (7254, 34635), (8370, 30017), (10881, 23090), (11545, 21762), (12090, 20781), (13854, 18135)]