201888450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:734

約数の個数: 120

約数和(自身を含む): 568951680

約数和(自身を除く): 367063230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 79, 81, 90, 135, 150, 158, 162, 225, 237, 270, 395, 405, 450, 474, 631, 675, 711, 790, 810, 1185, 1262, 1350, 1422, 1893, 1975, 2025, 2133, 2370, 3155, 3555, 3786, 3950, 4050, 4266, 5679, 5925, 6310, 6399, 7110, 9465, 10665, 11358, 11850, 12798, 15775, 17037, 17775, 18930, 21330, 28395, 31550, 31995, 34074, 35550, 47325, 49849, 51111, 53325, 56790, 63990, 85185, 94650, 99698, 102222, 106650, 141975, 149547, 159975, 170370, 249245, 255555, 283950, 299094, 319950, 425925, 448641, 498490, 511110, 747735, 851850, 897282, 1246225, 1277775, 1345923, 1495470, 2243205, 2492450, 2555550, 2691846, 3738675, 4037769, 4486410, 6729615, 7477350, 8075538, 11216025, 13459230, 20188845, 22432050, 33648075, 40377690, 67296150, 100944225, 201888450]

約数ペア:

[(1, 201888450), (2, 100944225), (3, 67296150), (5, 40377690), (6, 33648075), (9, 22432050), (10, 20188845), (15, 13459230), (18, 11216025), (25, 8075538), (27, 7477350), (30, 6729615), (45, 4486410), (50, 4037769), (54, 3738675), (75, 2691846), (79, 2555550), (81, 2492450), (90, 2243205), (135, 1495470), (150, 1345923), (158, 1277775), (162, 1246225), (225, 897282), (237, 851850), (270, 747735), (395, 511110), (405, 498490), (450, 448641), (474, 425925), (631, 319950), (675, 299094), (711, 283950), (790, 255555), (810, 249245), (1185, 170370), (1262, 159975), (1350, 149547), (1422, 141975), (1893, 106650), (1975, 102222), (2025, 99698), (2133, 94650), (2370, 85185), (3155, 63990), (3555, 56790), (3786, 53325), (3950, 51111), (4050, 49849), (4266, 47325), (5679, 35550), (5925, 34074), (6310, 31995), (6399, 31550), (7110, 28395), (9465, 21330), (10665, 18930), (11358, 17775), (11850, 17037), (12798, 15775)]