12561640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 38782800

約数和(自身を除く): 26221160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 29, 34, 35, 40, 49, 52, 56, 58, 65, 68, 70, 85, 91, 98, 104, 116, 119, 130, 136, 140, 145, 170, 182, 196, 203, 221, 232, 238, 245, 260, 280, 290, 340, 364, 377, 392, 406, 442, 455, 476, 490, 493, 520, 580, 595, 637, 680, 728, 754, 812, 833, 884, 910, 952, 980, 986, 1015, 1105, 1160, 1190, 1274, 1421, 1508, 1547, 1624, 1666, 1768, 1820, 1885, 1960, 1972, 2030, 2210, 2380, 2465, 2548, 2639, 2842, 3016, 3094, 3185, 3332, 3451, 3640, 3770, 3944, 4060, 4165, 4420, 4760, 4930, 5096, 5278, 5684, 6188, 6370, 6409, 6664, 6902, 7105, 7540, 7735, 8120, 8330, 8840, 9860, 10556, 10829, 11368, 12376, 12740, 12818, 13195, 13804, 14210, 15080, 15470, 16660, 17255, 18473, 19720, 21112, 21658, 24157, 25480, 25636, 26390, 27608, 28420, 30940, 32045, 33320, 34510, 36946, 43316, 44863, 48314, 51272, 52780, 54145, 56840, 61880, 64090, 69020, 73892, 86632, 89726, 92365, 96628, 105560, 108290, 120785, 128180, 138040, 147784, 179452, 184730, 193256, 216580, 224315, 241570, 256360, 314041, 358904, 369460, 433160, 448630, 483140, 628082, 738920, 897260, 966280, 1256164, 1570205, 1794520, 2512328, 3140410, 6280820, 12561640]

約数ペア:

[(1, 12561640), (2, 6280820), (4, 3140410), (5, 2512328), (7, 1794520), (8, 1570205), (10, 1256164), (13, 966280), (14, 897260), (17, 738920), (20, 628082), (26, 483140), (28, 448630), (29, 433160), (34, 369460), (35, 358904), (40, 314041), (49, 256360), (52, 241570), (56, 224315), (58, 216580), (65, 193256), (68, 184730), (70, 179452), (85, 147784), (91, 138040), (98, 128180), (104, 120785), (116, 108290), (119, 105560), (130, 96628), (136, 92365), (140, 89726), (145, 86632), (170, 73892), (182, 69020), (196, 64090), (203, 61880), (221, 56840), (232, 54145), (238, 52780), (245, 51272), (260, 48314), (280, 44863), (290, 43316), (340, 36946), (364, 34510), (377, 33320), (392, 32045), (406, 30940), (442, 28420), (455, 27608), (476, 26390), (490, 25636), (493, 25480), (520, 24157), (580, 21658), (595, 21112), (637, 19720), (680, 18473), (728, 17255), (754, 16660), (812, 15470), (833, 15080), (884, 14210), (910, 13804), (952, 13195), (980, 12818), (986, 12740), (1015, 12376), (1105, 11368), (1160, 10829), (1190, 10556), (1274, 9860), (1421, 8840), (1508, 8330), (1547, 8120), (1624, 7735), (1666, 7540), (1768, 7105), (1820, 6902), (1885, 6664), (1960, 6409), (1972, 6370), (2030, 6188), (2210, 5684), (2380, 5278), (2465, 5096), (2548, 4930), (2639, 4760), (2842, 4420), (3016, 4165), (3094, 4060), (3185, 3944), (3332, 3770), (3451, 3640)]