128417640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:603

約数の個数: 128

約数和(自身を含む): 417795840

約数和(自身を除く): 289378200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 263, 312, 313, 390, 520, 526, 626, 780, 789, 939, 1052, 1252, 1315, 1560, 1565, 1578, 1878, 2104, 2504, 2630, 3130, 3156, 3419, 3756, 3945, 4069, 4695, 5260, 6260, 6312, 6838, 7512, 7890, 8138, 9390, 10257, 10520, 12207, 12520, 13676, 15780, 16276, 17095, 18780, 20345, 20514, 24414, 27352, 31560, 32552, 34190, 37560, 40690, 41028, 48828, 51285, 61035, 68380, 81380, 82056, 82319, 97656, 102570, 122070, 136760, 162760, 164638, 205140, 244140, 246957, 329276, 410280, 411595, 488280, 493914, 658552, 823190, 987828, 1070147, 1234785, 1646380, 1975656, 2140294, 2469570, 3210441, 3292760, 4280588, 4939140, 5350735, 6420882, 8561176, 9878280, 10701470, 12841764, 16052205, 21402940, 25683528, 32104410, 42805880, 64208820, 128417640]

約数ペア:

[(1, 128417640), (2, 64208820), (3, 42805880), (4, 32104410), (5, 25683528), (6, 21402940), (8, 16052205), (10, 12841764), (12, 10701470), (13, 9878280), (15, 8561176), (20, 6420882), (24, 5350735), (26, 4939140), (30, 4280588), (39, 3292760), (40, 3210441), (52, 2469570), (60, 2140294), (65, 1975656), (78, 1646380), (104, 1234785), (120, 1070147), (130, 987828), (156, 823190), (195, 658552), (260, 493914), (263, 488280), (312, 411595), (313, 410280), (390, 329276), (520, 246957), (526, 244140), (626, 205140), (780, 164638), (789, 162760), (939, 136760), (1052, 122070), (1252, 102570), (1315, 97656), (1560, 82319), (1565, 82056), (1578, 81380), (1878, 68380), (2104, 61035), (2504, 51285), (2630, 48828), (3130, 41028), (3156, 40690), (3419, 37560), (3756, 34190), (3945, 32552), (4069, 31560), (4695, 27352), (5260, 24414), (6260, 20514), (6312, 20345), (6838, 18780), (7512, 17095), (7890, 16276), (8138, 15780), (9390, 13676), (10257, 12520), (10520, 12207)]