204932320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:648

約数の個数: 96

約数和(自身を含む): 507064320

約数和(自身を除く): 302132000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 79, 80, 124, 155, 158, 160, 248, 310, 316, 395, 496, 523, 620, 632, 790, 992, 1046, 1240, 1264, 1580, 2092, 2449, 2480, 2528, 2615, 3160, 4184, 4898, 4960, 5230, 6320, 8368, 9796, 10460, 12245, 12640, 16213, 16736, 19592, 20920, 24490, 32426, 39184, 41317, 41840, 48980, 64852, 78368, 81065, 82634, 83680, 97960, 129704, 162130, 165268, 195920, 206585, 259408, 324260, 330536, 391840, 413170, 518816, 648520, 661072, 826340, 1280827, 1297040, 1322144, 1652680, 2561654, 2594080, 3305360, 5123308, 6404135, 6610720, 10246616, 12808270, 20493232, 25616540, 40986464, 51233080, 102466160, 204932320]

約数ペア:

[(1, 204932320), (2, 102466160), (4, 51233080), (5, 40986464), (8, 25616540), (10, 20493232), (16, 12808270), (20, 10246616), (31, 6610720), (32, 6404135), (40, 5123308), (62, 3305360), (79, 2594080), (80, 2561654), (124, 1652680), (155, 1322144), (158, 1297040), (160, 1280827), (248, 826340), (310, 661072), (316, 648520), (395, 518816), (496, 413170), (523, 391840), (620, 330536), (632, 324260), (790, 259408), (992, 206585), (1046, 195920), (1240, 165268), (1264, 162130), (1580, 129704), (2092, 97960), (2449, 83680), (2480, 82634), (2528, 81065), (2615, 78368), (3160, 64852), (4184, 48980), (4898, 41840), (4960, 41317), (5230, 39184), (6320, 32426), (8368, 24490), (9796, 20920), (10460, 19592), (12245, 16736), (12640, 16213)]