866320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:57

約数の個数: 120

約数和(自身を含む): 2671704

約数和(自身を除く): 1805384

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 49, 52, 56, 65, 68, 70, 80, 85, 91, 98, 104, 112, 119, 130, 136, 140, 170, 182, 196, 208, 221, 238, 245, 260, 272, 280, 340, 364, 392, 442, 455, 476, 490, 520, 560, 595, 637, 680, 728, 784, 833, 884, 910, 952, 980, 1040, 1105, 1190, 1274, 1360, 1456, 1547, 1666, 1768, 1820, 1904, 1960, 2210, 2380, 2548, 3094, 3185, 3332, 3536, 3640, 3920, 4165, 4420, 4760, 5096, 6188, 6370, 6664, 7280, 7735, 8330, 8840, 9520, 10192, 10829, 12376, 12740, 13328, 15470, 16660, 17680, 21658, 24752, 25480, 30940, 33320, 43316, 50960, 54145, 61880, 66640, 86632, 108290, 123760, 173264, 216580, 433160, 866320]

約数ペア:

[(1, 866320), (2, 433160), (4, 216580), (5, 173264), (7, 123760), (8, 108290), (10, 86632), (13, 66640), (14, 61880), (16, 54145), (17, 50960), (20, 43316), (26, 33320), (28, 30940), (34, 25480), (35, 24752), (40, 21658), (49, 17680), (52, 16660), (56, 15470), (65, 13328), (68, 12740), (70, 12376), (80, 10829), (85, 10192), (91, 9520), (98, 8840), (104, 8330), (112, 7735), (119, 7280), (130, 6664), (136, 6370), (140, 6188), (170, 5096), (182, 4760), (196, 4420), (208, 4165), (221, 3920), (238, 3640), (245, 3536), (260, 3332), (272, 3185), (280, 3094), (340, 2548), (364, 2380), (392, 2210), (442, 1960), (455, 1904), (476, 1820), (490, 1768), (520, 1666), (560, 1547), (595, 1456), (637, 1360), (680, 1274), (728, 1190), (784, 1105), (833, 1040), (884, 980), (910, 952)]