84277960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 215913600

約数和(自身を除く): 131635640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 59, 65, 67, 82, 104, 118, 130, 134, 164, 205, 236, 260, 268, 295, 328, 335, 410, 472, 520, 533, 536, 590, 670, 767, 820, 871, 1066, 1180, 1340, 1534, 1640, 1742, 2132, 2360, 2419, 2665, 2680, 2747, 3068, 3484, 3835, 3953, 4264, 4355, 4838, 5330, 5494, 6136, 6968, 7670, 7906, 8710, 9676, 10660, 10988, 12095, 13735, 15340, 15812, 17420, 19352, 19765, 21320, 21976, 24190, 27470, 30680, 31447, 31624, 34840, 35711, 39530, 48380, 51389, 54940, 62894, 71422, 79060, 96760, 102778, 109880, 125788, 142844, 157235, 158120, 162073, 178555, 205556, 251576, 256945, 285688, 314470, 324146, 357110, 411112, 513890, 628940, 648292, 714220, 810365, 1027780, 1257880, 1296584, 1428440, 1620730, 2055560, 2106949, 3241460, 4213898, 6482920, 8427796, 10534745, 16855592, 21069490, 42138980, 84277960]

約数ペア:

[(1, 84277960), (2, 42138980), (4, 21069490), (5, 16855592), (8, 10534745), (10, 8427796), (13, 6482920), (20, 4213898), (26, 3241460), (40, 2106949), (41, 2055560), (52, 1620730), (59, 1428440), (65, 1296584), (67, 1257880), (82, 1027780), (104, 810365), (118, 714220), (130, 648292), (134, 628940), (164, 513890), (205, 411112), (236, 357110), (260, 324146), (268, 314470), (295, 285688), (328, 256945), (335, 251576), (410, 205556), (472, 178555), (520, 162073), (533, 158120), (536, 157235), (590, 142844), (670, 125788), (767, 109880), (820, 102778), (871, 96760), (1066, 79060), (1180, 71422), (1340, 62894), (1534, 54940), (1640, 51389), (1742, 48380), (2132, 39530), (2360, 35711), (2419, 34840), (2665, 31624), (2680, 31447), (2747, 30680), (3068, 27470), (3484, 24190), (3835, 21976), (3953, 21320), (4264, 19765), (4355, 19352), (4838, 17420), (5330, 15812), (5494, 15340), (6136, 13735), (6968, 12095), (7670, 10988), (7906, 10660), (8710, 9676)]