77681520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{15413}}^1$

素因数の和:15439

約数の個数: 120

約数和(自身を含む): 298168416

約数和(自身を除く): 220486896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 15413, 30826, 46239, 61652, 77065, 92478, 107891, 123304, 138717, 154130, 184956, 215782, 231195, 246608, 277434, 308260, 323673, 369912, 431564, 462390, 539455, 554868, 616520, 647346, 693585, 739824, 863128, 924780, 971019, 1078910, 1109736, 1233040, 1294692, 1387170, 1618365, 1726256, 1849560, 1942038, 2157820, 2219472, 2589384, 2774340, 3236730, 3699120, 3884076, 4315640, 4855095, 5178768, 5548680, 6473460, 7768152, 8631280, 9710190, 11097360, 12946920, 15536304, 19420380, 25893840, 38840760, 77681520]

約数ペア:

[(1, 77681520), (2, 38840760), (3, 25893840), (4, 19420380), (5, 15536304), (6, 12946920), (7, 11097360), (8, 9710190), (9, 8631280), (10, 7768152), (12, 6473460), (14, 5548680), (15, 5178768), (16, 4855095), (18, 4315640), (20, 3884076), (21, 3699120), (24, 3236730), (28, 2774340), (30, 2589384), (35, 2219472), (36, 2157820), (40, 1942038), (42, 1849560), (45, 1726256), (48, 1618365), (56, 1387170), (60, 1294692), (63, 1233040), (70, 1109736), (72, 1078910), (80, 971019), (84, 924780), (90, 863128), (105, 739824), (112, 693585), (120, 647346), (126, 616520), (140, 554868), (144, 539455), (168, 462390), (180, 431564), (210, 369912), (240, 323673), (252, 308260), (280, 277434), (315, 246608), (336, 231195), (360, 215782), (420, 184956), (504, 154130), (560, 138717), (630, 123304), (720, 107891), (840, 92478), (1008, 77065), (1260, 61652), (1680, 46239), (2520, 30826), (5040, 15413)]