7723380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 26199936

約数和(自身を除く): 18476556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 71, 74, 84, 98, 105, 111, 140, 142, 147, 148, 185, 196, 210, 213, 222, 245, 259, 284, 294, 355, 370, 420, 426, 444, 490, 497, 518, 555, 588, 710, 735, 740, 777, 852, 980, 994, 1036, 1065, 1110, 1295, 1420, 1470, 1491, 1554, 1813, 1988, 2130, 2220, 2485, 2590, 2627, 2940, 2982, 3108, 3479, 3626, 3885, 4260, 4970, 5180, 5254, 5439, 5964, 6958, 7252, 7455, 7770, 7881, 9065, 9940, 10437, 10508, 10878, 13135, 13916, 14910, 15540, 15762, 17395, 18130, 18389, 20874, 21756, 26270, 27195, 29820, 31524, 34790, 36260, 36778, 39405, 41748, 52185, 52540, 54390, 55167, 69580, 73556, 78810, 91945, 104370, 108780, 110334, 128723, 157620, 183890, 208740, 220668, 257446, 275835, 367780, 386169, 514892, 551670, 643615, 772338, 1103340, 1287230, 1544676, 1930845, 2574460, 3861690, 7723380]

約数ペア:

[(1, 7723380), (2, 3861690), (3, 2574460), (4, 1930845), (5, 1544676), (6, 1287230), (7, 1103340), (10, 772338), (12, 643615), (14, 551670), (15, 514892), (20, 386169), (21, 367780), (28, 275835), (30, 257446), (35, 220668), (37, 208740), (42, 183890), (49, 157620), (60, 128723), (70, 110334), (71, 108780), (74, 104370), (84, 91945), (98, 78810), (105, 73556), (111, 69580), (140, 55167), (142, 54390), (147, 52540), (148, 52185), (185, 41748), (196, 39405), (210, 36778), (213, 36260), (222, 34790), (245, 31524), (259, 29820), (284, 27195), (294, 26270), (355, 21756), (370, 20874), (420, 18389), (426, 18130), (444, 17395), (490, 15762), (497, 15540), (518, 14910), (555, 13916), (588, 13135), (710, 10878), (735, 10508), (740, 10437), (777, 9940), (852, 9065), (980, 7881), (994, 7770), (1036, 7455), (1065, 7252), (1110, 6958), (1295, 5964), (1420, 5439), (1470, 5254), (1491, 5180), (1554, 4970), (1813, 4260), (1988, 3885), (2130, 3626), (2220, 3479), (2485, 3108), (2590, 2982), (2627, 2940)]