201997470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{2939}}^1$

素因数の和:3057

約数の個数: 64

約数和(自身を含む): 508032000

約数和(自身を除く): 306034530

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 79, 87, 145, 158, 174, 237, 290, 395, 435, 474, 790, 870, 1185, 2291, 2370, 2939, 4582, 5878, 6873, 8817, 11455, 13746, 14695, 17634, 22910, 29390, 34365, 44085, 68730, 85231, 88170, 170462, 232181, 255693, 426155, 464362, 511386, 696543, 852310, 1160905, 1278465, 1393086, 2321810, 2556930, 3482715, 6733249, 6965430, 13466498, 20199747, 33666245, 40399494, 67332490, 100998735, 201997470]

約数ペア:

[(1, 201997470), (2, 100998735), (3, 67332490), (5, 40399494), (6, 33666245), (10, 20199747), (15, 13466498), (29, 6965430), (30, 6733249), (58, 3482715), (79, 2556930), (87, 2321810), (145, 1393086), (158, 1278465), (174, 1160905), (237, 852310), (290, 696543), (395, 511386), (435, 464362), (474, 426155), (790, 255693), (870, 232181), (1185, 170462), (2291, 88170), (2370, 85231), (2939, 68730), (4582, 44085), (5878, 34365), (6873, 29390), (8817, 22910), (11455, 17634), (13746, 14695)]