72645760

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:654

約数の個数: 128

約数和(自身を含む): 200931840

約数和(自身を除く): 128286080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 607, 640, 680, 704, 748, 880, 935, 1088, 1214, 1360, 1408, 1496, 1760, 1870, 2176, 2428, 2720, 2992, 3035, 3520, 3740, 4856, 5440, 5984, 6070, 6677, 7040, 7480, 9712, 10319, 10880, 11968, 12140, 13354, 14960, 19424, 20638, 23936, 24280, 26708, 29920, 33385, 38848, 41276, 48560, 51595, 53416, 59840, 66770, 77696, 82552, 97120, 103190, 106832, 113509, 119680, 133540, 165104, 194240, 206380, 213664, 227018, 267080, 330208, 388480, 412760, 427328, 454036, 534160, 567545, 660416, 825520, 854656, 908072, 1068320, 1135090, 1320832, 1651040, 1816144, 2136640, 2270180, 3302080, 3632288, 4273280, 4540360, 6604160, 7264576, 9080720, 14529152, 18161440, 36322880, 72645760]

約数ペア:

[(1, 72645760), (2, 36322880), (4, 18161440), (5, 14529152), (8, 9080720), (10, 7264576), (11, 6604160), (16, 4540360), (17, 4273280), (20, 3632288), (22, 3302080), (32, 2270180), (34, 2136640), (40, 1816144), (44, 1651040), (55, 1320832), (64, 1135090), (68, 1068320), (80, 908072), (85, 854656), (88, 825520), (110, 660416), (128, 567545), (136, 534160), (160, 454036), (170, 427328), (176, 412760), (187, 388480), (220, 330208), (272, 267080), (320, 227018), (340, 213664), (352, 206380), (374, 194240), (440, 165104), (544, 133540), (607, 119680), (640, 113509), (680, 106832), (704, 103190), (748, 97120), (880, 82552), (935, 77696), (1088, 66770), (1214, 59840), (1360, 53416), (1408, 51595), (1496, 48560), (1760, 41276), (1870, 38848), (2176, 33385), (2428, 29920), (2720, 26708), (2992, 24280), (3035, 23936), (3520, 20638), (3740, 19424), (4856, 14960), (5440, 13354), (5984, 12140), (6070, 11968), (6677, 10880), (7040, 10319), (7480, 9712)]