258130320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{153649}}^1$

素因数の和:153672

約数の個数: 80

約数和(自身を含む): 914524800

約数和(自身を除く): 656394480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 153649, 307298, 460947, 614596, 768245, 921894, 1075543, 1229192, 1536490, 1843788, 2151086, 2304735, 2458384, 3072980, 3226629, 3687576, 4302172, 4609470, 5377715, 6145960, 6453258, 7375152, 8604344, 9218940, 10755430, 12291920, 12906516, 16133145, 17208688, 18437880, 21510860, 25813032, 32266290, 36875760, 43021720, 51626064, 64532580, 86043440, 129065160, 258130320]

約数ペア:

[(1, 258130320), (2, 129065160), (3, 86043440), (4, 64532580), (5, 51626064), (6, 43021720), (7, 36875760), (8, 32266290), (10, 25813032), (12, 21510860), (14, 18437880), (15, 17208688), (16, 16133145), (20, 12906516), (21, 12291920), (24, 10755430), (28, 9218940), (30, 8604344), (35, 7375152), (40, 6453258), (42, 6145960), (48, 5377715), (56, 4609470), (60, 4302172), (70, 3687576), (80, 3226629), (84, 3072980), (105, 2458384), (112, 2304735), (120, 2151086), (140, 1843788), (168, 1536490), (210, 1229192), (240, 1075543), (280, 921894), (336, 768245), (420, 614596), (560, 460947), (840, 307298), (1680, 153649)]