81992014080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{688777}}^1$

素因数の和:688832

約数の個数: 144

約数和(自身を含む): 270309548544

約数和(自身を除く): 188317534464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7936, 9920, 11904, 14880, 19840, 23808, 29760, 39680, 59520, 119040, 688777, 1377554, 2066331, 2755108, 3443885, 4132662, 5510216, 6887770, 8265324, 10331655, 11020432, 13775540, 16530648, 20663310, 21352087, 22040864, 27551080, 33061296, 41326620, 42704174, 44081728, 55102160, 64056261, 66122592, 82653240, 85408348, 88163456, 106760435, 110204320, 128112522, 132245184, 165306480, 170816696, 176326912, 213520870, 220408640, 256225044, 264490368, 320281305, 330612960, 341633392, 427041740, 440817280, 512450088, 528980736, 640562610, 661225920, 683266784, 854083480, 881634560, 1024900176, 1281125220, 1322451840, 1366533568, 1708166960, 2049800352, 2562250440, 2644903680, 2733067136, 3416333920, 4099600704, 5124500880, 5466134272, 6832667840, 8199201408, 10249001760, 13665335680, 16398402816, 20498003520, 27330671360, 40996007040, 81992014080]

約数ペア:

[(1, 81992014080), (2, 40996007040), (3, 27330671360), (4, 20498003520), (5, 16398402816), (6, 13665335680), (8, 10249001760), (10, 8199201408), (12, 6832667840), (15, 5466134272), (16, 5124500880), (20, 4099600704), (24, 3416333920), (30, 2733067136), (31, 2644903680), (32, 2562250440), (40, 2049800352), (48, 1708166960), (60, 1366533568), (62, 1322451840), (64, 1281125220), (80, 1024900176), (93, 881634560), (96, 854083480), (120, 683266784), (124, 661225920), (128, 640562610), (155, 528980736), (160, 512450088), (186, 440817280), (192, 427041740), (240, 341633392), (248, 330612960), (256, 320281305), (310, 264490368), (320, 256225044), (372, 220408640), (384, 213520870), (465, 176326912), (480, 170816696), (496, 165306480), (620, 132245184), (640, 128112522), (744, 110204320), (768, 106760435), (930, 88163456), (960, 85408348), (992, 82653240), (1240, 66122592), (1280, 64056261), (1488, 55102160), (1860, 44081728), (1920, 42704174), (1984, 41326620), (2480, 33061296), (2976, 27551080), (3720, 22040864), (3840, 21352087), (3968, 20663310), (4960, 16530648), (5952, 13775540), (7440, 11020432), (7936, 10331655), (9920, 8265324), (11904, 6887770), (14880, 5510216), (19840, 4132662), (23808, 3443885), (29760, 2755108), (39680, 2066331), (59520, 1377554), (119040, 688777)]