1207724360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 128

約数和(自身を含む): 2946240000

約数和(自身を除く): 1738515640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 109, 122, 152, 190, 218, 239, 244, 305, 380, 436, 478, 488, 545, 610, 760, 872, 956, 1090, 1159, 1195, 1220, 1912, 2071, 2180, 2318, 2390, 2440, 4142, 4360, 4541, 4636, 4780, 5795, 6649, 8284, 9082, 9272, 9560, 10355, 11590, 13298, 14579, 16568, 18164, 20710, 22705, 23180, 26051, 26596, 29158, 33245, 36328, 41420, 45410, 46360, 52102, 53192, 58316, 66490, 72895, 82840, 90820, 104204, 116632, 126331, 130255, 132980, 145790, 181640, 208408, 252662, 260510, 265960, 277001, 291580, 494969, 505324, 521020, 554002, 583160, 631655, 989938, 1010648, 1042040, 1108004, 1263310, 1385005, 1589111, 1979876, 2216008, 2474845, 2526620, 2770010, 3178222, 3959752, 4949690, 5053240, 5540020, 6356444, 7945555, 9899380, 11080040, 12712888, 15891110, 19798760, 30193109, 31782220, 60386218, 63564440, 120772436, 150965545, 241544872, 301931090, 603862180, 1207724360]

約数ペア:

[(1, 1207724360), (2, 603862180), (4, 301931090), (5, 241544872), (8, 150965545), (10, 120772436), (19, 63564440), (20, 60386218), (38, 31782220), (40, 30193109), (61, 19798760), (76, 15891110), (95, 12712888), (109, 11080040), (122, 9899380), (152, 7945555), (190, 6356444), (218, 5540020), (239, 5053240), (244, 4949690), (305, 3959752), (380, 3178222), (436, 2770010), (478, 2526620), (488, 2474845), (545, 2216008), (610, 1979876), (760, 1589111), (872, 1385005), (956, 1263310), (1090, 1108004), (1159, 1042040), (1195, 1010648), (1220, 989938), (1912, 631655), (2071, 583160), (2180, 554002), (2318, 521020), (2390, 505324), (2440, 494969), (4142, 291580), (4360, 277001), (4541, 265960), (4636, 260510), (4780, 252662), (5795, 208408), (6649, 181640), (8284, 145790), (9082, 132980), (9272, 130255), (9560, 126331), (10355, 116632), (11590, 104204), (13298, 90820), (14579, 82840), (16568, 72895), (18164, 66490), (20710, 58316), (22705, 53192), (23180, 52102), (26051, 46360), (26596, 45410), (29158, 41420), (33245, 36328)]