7940880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 27420120

約数和(自身を除く): 19479240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 269, 328, 360, 369, 410, 492, 538, 615, 656, 720, 738, 807, 820, 984, 1076, 1230, 1345, 1476, 1614, 1640, 1845, 1968, 2152, 2421, 2460, 2690, 2952, 3228, 3280, 3690, 4035, 4304, 4842, 4920, 5380, 5904, 6456, 7380, 8070, 9684, 9840, 10760, 11029, 12105, 12912, 14760, 16140, 19368, 21520, 22058, 24210, 29520, 32280, 33087, 38736, 44116, 48420, 55145, 64560, 66174, 88232, 96840, 99261, 110290, 132348, 165435, 176464, 193680, 198522, 220580, 264696, 330870, 397044, 441160, 496305, 529392, 661740, 794088, 882320, 992610, 1323480, 1588176, 1985220, 2646960, 3970440, 7940880]

約数ペア:

[(1, 7940880), (2, 3970440), (3, 2646960), (4, 1985220), (5, 1588176), (6, 1323480), (8, 992610), (9, 882320), (10, 794088), (12, 661740), (15, 529392), (16, 496305), (18, 441160), (20, 397044), (24, 330870), (30, 264696), (36, 220580), (40, 198522), (41, 193680), (45, 176464), (48, 165435), (60, 132348), (72, 110290), (80, 99261), (82, 96840), (90, 88232), (120, 66174), (123, 64560), (144, 55145), (164, 48420), (180, 44116), (205, 38736), (240, 33087), (246, 32280), (269, 29520), (328, 24210), (360, 22058), (369, 21520), (410, 19368), (492, 16140), (538, 14760), (615, 12912), (656, 12105), (720, 11029), (738, 10760), (807, 9840), (820, 9684), (984, 8070), (1076, 7380), (1230, 6456), (1345, 5904), (1476, 5380), (1614, 4920), (1640, 4842), (1845, 4304), (1968, 4035), (2152, 3690), (2421, 3280), (2460, 3228), (2690, 2952)]