1288505960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{22669}}^1$

素因数の和:22723

約数の個数: 96

約数和(自身を含む): 3488913000

約数和(自身を除く): 2200407040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1421, 1624, 1960, 2030, 2842, 4060, 5684, 7105, 8120, 11368, 14210, 22669, 28420, 45338, 56840, 90676, 113345, 158683, 181352, 226690, 317366, 453380, 634732, 657401, 793415, 906760, 1110781, 1269464, 1314802, 1586830, 2221562, 2629604, 3173660, 3287005, 4443124, 4601807, 5259208, 5553905, 6347320, 6574010, 8886248, 9203614, 11107810, 13148020, 18407228, 22215620, 23009035, 26296040, 32212649, 36814456, 44431240, 46018070, 64425298, 92036140, 128850596, 161063245, 184072280, 257701192, 322126490, 644252980, 1288505960]

約数ペア:

[(1, 1288505960), (2, 644252980), (4, 322126490), (5, 257701192), (7, 184072280), (8, 161063245), (10, 128850596), (14, 92036140), (20, 64425298), (28, 46018070), (29, 44431240), (35, 36814456), (40, 32212649), (49, 26296040), (56, 23009035), (58, 22215620), (70, 18407228), (98, 13148020), (116, 11107810), (140, 9203614), (145, 8886248), (196, 6574010), (203, 6347320), (232, 5553905), (245, 5259208), (280, 4601807), (290, 4443124), (392, 3287005), (406, 3173660), (490, 2629604), (580, 2221562), (812, 1586830), (980, 1314802), (1015, 1269464), (1160, 1110781), (1421, 906760), (1624, 793415), (1960, 657401), (2030, 634732), (2842, 453380), (4060, 317366), (5684, 226690), (7105, 181352), (8120, 158683), (11368, 113345), (14210, 90676), (22669, 56840), (28420, 45338)]