399915882320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{32299}}^1$

素因数の和:32485

約数の個数: 160

約数和(自身を含む): 986240448000

約数和(自身を除く): 586324565680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 89, 94, 148, 178, 185, 188, 235, 296, 356, 370, 376, 445, 470, 592, 712, 740, 752, 890, 940, 1424, 1480, 1739, 1780, 1880, 2960, 3293, 3478, 3560, 3760, 4183, 6586, 6956, 7120, 8366, 8695, 13172, 13912, 16465, 16732, 17390, 20915, 26344, 27824, 32299, 32930, 33464, 34780, 41830, 52688, 64598, 65860, 66928, 69560, 83660, 129196, 131720, 139120, 154771, 161495, 167320, 258392, 263440, 309542, 322990, 334640, 516784, 619084, 645980, 773855, 1195063, 1238168, 1291960, 1518053, 1547710, 2390126, 2476336, 2583920, 2874611, 3036106, 3095420, 4780252, 5749222, 5975315, 6072212, 6190840, 7590265, 9560504, 11498444, 11950630, 12144424, 12381680, 14373055, 15180530, 19121008, 22996888, 23901260, 24288848, 28746110, 30361060, 45993776, 47802520, 56167961, 57492220, 60722120, 95605040, 106360607, 112335922, 114984440, 121444240, 135106717, 212721214, 224671844, 229968880, 270213434, 280839805, 425442428, 449343688, 531803035, 540426868, 561679610, 675533585, 850884856, 898687376, 1063606070, 1080853736, 1123359220, 1351067170, 1701769712, 2127212140, 2161707472, 2246718440, 2702134340, 4254424280, 4493436880, 4998948529, 5404268680, 8508848560, 9997897058, 10808537360, 19995794116, 24994742645, 39991588232, 49989485290, 79983176464, 99978970580, 199957941160, 399915882320]

約数ペア:

[(1, 399915882320), (2, 199957941160), (4, 99978970580), (5, 79983176464), (8, 49989485290), (10, 39991588232), (16, 24994742645), (20, 19995794116), (37, 10808537360), (40, 9997897058), (47, 8508848560), (74, 5404268680), (80, 4998948529), (89, 4493436880), (94, 4254424280), (148, 2702134340), (178, 2246718440), (185, 2161707472), (188, 2127212140), (235, 1701769712), (296, 1351067170), (356, 1123359220), (370, 1080853736), (376, 1063606070), (445, 898687376), (470, 850884856), (592, 675533585), (712, 561679610), (740, 540426868), (752, 531803035), (890, 449343688), (940, 425442428), (1424, 280839805), (1480, 270213434), (1739, 229968880), (1780, 224671844), (1880, 212721214), (2960, 135106717), (3293, 121444240), (3478, 114984440), (3560, 112335922), (3760, 106360607), (4183, 95605040), (6586, 60722120), (6956, 57492220), (7120, 56167961), (8366, 47802520), (8695, 45993776), (13172, 30361060), (13912, 28746110), (16465, 24288848), (16732, 23901260), (17390, 22996888), (20915, 19121008), (26344, 15180530), (27824, 14373055), (32299, 12381680), (32930, 12144424), (33464, 11950630), (34780, 11498444), (41830, 9560504), (52688, 7590265), (64598, 6190840), (65860, 6072212), (66928, 5975315), (69560, 5749222), (83660, 4780252), (129196, 3095420), (131720, 3036106), (139120, 2874611), (154771, 2583920), (161495, 2476336), (167320, 2390126), (258392, 1547710), (263440, 1518053), (309542, 1291960), (322990, 1238168), (334640, 1195063), (516784, 773855), (619084, 645980)]