201316480

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 507225600

約数和(自身を除く): 305909120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 124, 128, 139, 146, 155, 160, 248, 278, 292, 310, 320, 365, 496, 556, 584, 620, 640, 695, 730, 992, 1112, 1168, 1240, 1390, 1460, 1984, 2224, 2263, 2336, 2480, 2780, 2920, 3968, 4309, 4448, 4526, 4672, 4960, 5560, 5840, 8618, 8896, 9052, 9344, 9920, 10147, 11120, 11315, 11680, 17236, 17792, 18104, 19840, 20294, 21545, 22240, 22630, 23360, 34472, 36208, 40588, 43090, 44480, 45260, 46720, 50735, 68944, 72416, 81176, 86180, 88960, 90520, 101470, 137888, 144832, 162352, 172360, 181040, 202940, 275776, 289664, 314557, 324704, 344720, 362080, 405880, 551552, 629114, 649408, 689440, 724160, 811760, 1258228, 1298816, 1378880, 1448320, 1572785, 1623520, 2516456, 2757760, 3145570, 3247040, 5032912, 6291140, 6494080, 10065824, 12582280, 20131648, 25164560, 40263296, 50329120, 100658240, 201316480]

約数ペア:

[(1, 201316480), (2, 100658240), (4, 50329120), (5, 40263296), (8, 25164560), (10, 20131648), (16, 12582280), (20, 10065824), (31, 6494080), (32, 6291140), (40, 5032912), (62, 3247040), (64, 3145570), (73, 2757760), (80, 2516456), (124, 1623520), (128, 1572785), (139, 1448320), (146, 1378880), (155, 1298816), (160, 1258228), (248, 811760), (278, 724160), (292, 689440), (310, 649408), (320, 629114), (365, 551552), (496, 405880), (556, 362080), (584, 344720), (620, 324704), (640, 314557), (695, 289664), (730, 275776), (992, 202940), (1112, 181040), (1168, 172360), (1240, 162352), (1390, 144832), (1460, 137888), (1984, 101470), (2224, 90520), (2263, 88960), (2336, 86180), (2480, 81176), (2780, 72416), (2920, 68944), (3968, 50735), (4309, 46720), (4448, 45260), (4526, 44480), (4672, 43090), (4960, 40588), (5560, 36208), (5840, 34472), (8618, 23360), (8896, 22630), (9052, 22240), (9344, 21545), (9920, 20294), (10147, 19840), (11120, 18104), (11315, 17792), (11680, 17236)]