2489830290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 192

約数和(自身を含む): 6894201600

約数和(自身を除く): 4404371310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 53, 61, 86, 90, 106, 122, 129, 159, 183, 199, 215, 258, 265, 305, 318, 366, 387, 398, 430, 477, 530, 549, 597, 610, 645, 774, 795, 915, 954, 995, 1098, 1194, 1290, 1590, 1791, 1830, 1935, 1990, 2279, 2385, 2623, 2745, 2985, 3233, 3582, 3870, 4558, 4770, 5246, 5490, 5970, 6466, 6837, 7869, 8557, 8955, 9699, 10547, 11395, 12139, 13115, 13674, 15738, 16165, 17114, 17910, 19398, 20511, 21094, 22790, 23607, 24278, 25671, 26230, 29097, 31641, 32330, 34185, 36417, 39345, 41022, 42785, 47214, 48495, 51342, 52735, 58194, 60695, 63282, 68370, 72834, 77013, 78690, 85570, 94923, 96990, 102555, 105470, 109251, 118035, 121390, 128355, 139019, 145485, 154026, 158205, 182085, 189846, 205110, 218502, 236070, 256710, 278038, 290970, 316410, 364170, 385065, 417057, 453521, 474615, 521977, 546255, 643367, 695095, 770130, 834114, 907042, 949230, 1043954, 1092510, 1251171, 1286734, 1360563, 1390190, 1565931, 1930101, 2085285, 2267605, 2502342, 2609885, 2721126, 3131862, 3216835, 3860202, 4081689, 4170570, 4535210, 4697793, 5219770, 5790303, 6255855, 6433670, 6802815, 7829655, 8163378, 9395586, 9650505, 11580606, 12511710, 13605630, 15659310, 19301010, 20408445, 23488965, 27664781, 28951515, 40816890, 46977930, 55329562, 57903030, 82994343, 138323905, 165988686, 248983029, 276647810, 414971715, 497966058, 829943430, 1244915145, 2489830290]

約数ペア:

[(1, 2489830290), (2, 1244915145), (3, 829943430), (5, 497966058), (6, 414971715), (9, 276647810), (10, 248983029), (15, 165988686), (18, 138323905), (30, 82994343), (43, 57903030), (45, 55329562), (53, 46977930), (61, 40816890), (86, 28951515), (90, 27664781), (106, 23488965), (122, 20408445), (129, 19301010), (159, 15659310), (183, 13605630), (199, 12511710), (215, 11580606), (258, 9650505), (265, 9395586), (305, 8163378), (318, 7829655), (366, 6802815), (387, 6433670), (398, 6255855), (430, 5790303), (477, 5219770), (530, 4697793), (549, 4535210), (597, 4170570), (610, 4081689), (645, 3860202), (774, 3216835), (795, 3131862), (915, 2721126), (954, 2609885), (995, 2502342), (1098, 2267605), (1194, 2085285), (1290, 1930101), (1590, 1565931), (1791, 1390190), (1830, 1360563), (1935, 1286734), (1990, 1251171), (2279, 1092510), (2385, 1043954), (2623, 949230), (2745, 907042), (2985, 834114), (3233, 770130), (3582, 695095), (3870, 643367), (4558, 546255), (4770, 521977), (5246, 474615), (5490, 453521), (5970, 417057), (6466, 385065), (6837, 364170), (7869, 316410), (8557, 290970), (8955, 278038), (9699, 256710), (10547, 236070), (11395, 218502), (12139, 205110), (13115, 189846), (13674, 182085), (15738, 158205), (16165, 154026), (17114, 145485), (17910, 139019), (19398, 128355), (20511, 121390), (21094, 118035), (22790, 109251), (23607, 105470), (24278, 102555), (25671, 96990), (26230, 94923), (29097, 85570), (31641, 78690), (32330, 77013), (34185, 72834), (36417, 68370), (39345, 63282), (41022, 60695), (42785, 58194), (47214, 52735), (48495, 51342)]