820113465720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1\times {\mathrm{299447}}^1$

素因数の和:300277

約数の個数: 128

約数和(自身を含む): 2548422259200

約数和(自身を除く): 1728308793480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 787, 870, 1160, 1574, 1740, 2361, 3148, 3480, 3935, 4722, 6296, 7870, 9444, 11805, 15740, 18888, 22823, 23610, 31480, 45646, 47220, 68469, 91292, 94440, 114115, 136938, 182584, 228230, 273876, 299447, 342345, 456460, 547752, 598894, 684690, 898341, 912920, 1197788, 1369380, 1497235, 1796682, 2395576, 2738760, 2994470, 3593364, 4491705, 5988940, 7186728, 8683963, 8983410, 11977880, 17367926, 17966820, 26051889, 34735852, 35933640, 43419815, 52103778, 69471704, 86839630, 104207556, 130259445, 173679260, 208415112, 235664789, 260518890, 347358520, 471329578, 521037780, 706994367, 942659156, 1042075560, 1178323945, 1413988734, 1885318312, 2356647890, 2827977468, 3534971835, 4713295780, 5655954936, 6834278881, 7069943670, 9426591560, 13668557762, 14139887340, 20502836643, 27337115524, 28279774680, 34171394405, 41005673286, 54674231048, 68342788810, 82011346572, 102514183215, 136685577620, 164022693144, 205028366430, 273371155240, 410056732860, 820113465720]

約数ペア:

[(1, 820113465720), (2, 410056732860), (3, 273371155240), (4, 205028366430), (5, 164022693144), (6, 136685577620), (8, 102514183215), (10, 82011346572), (12, 68342788810), (15, 54674231048), (20, 41005673286), (24, 34171394405), (29, 28279774680), (30, 27337115524), (40, 20502836643), (58, 14139887340), (60, 13668557762), (87, 9426591560), (116, 7069943670), (120, 6834278881), (145, 5655954936), (174, 4713295780), (232, 3534971835), (290, 2827977468), (348, 2356647890), (435, 1885318312), (580, 1413988734), (696, 1178323945), (787, 1042075560), (870, 942659156), (1160, 706994367), (1574, 521037780), (1740, 471329578), (2361, 347358520), (3148, 260518890), (3480, 235664789), (3935, 208415112), (4722, 173679260), (6296, 130259445), (7870, 104207556), (9444, 86839630), (11805, 69471704), (15740, 52103778), (18888, 43419815), (22823, 35933640), (23610, 34735852), (31480, 26051889), (45646, 17966820), (47220, 17367926), (68469, 11977880), (91292, 8983410), (94440, 8683963), (114115, 7186728), (136938, 5988940), (182584, 4491705), (228230, 3593364), (273876, 2994470), (299447, 2738760), (342345, 2395576), (456460, 1796682), (547752, 1497235), (598894, 1369380), (684690, 1197788), (898341, 912920)]