64979460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3967}}^1$

素因数の和:4002

約数の個数: 144

約数和(自身を含む): 242651136

約数和(自身を除く): 177671676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 3967, 4095, 5460, 7934, 8190, 11901, 15868, 16380, 19835, 23802, 27769, 35703, 39670, 47604, 51571, 55538, 59505, 71406, 79340, 83307, 103142, 111076, 119010, 138845, 142812, 154713, 166614, 178515, 206284, 238020, 249921, 257855, 277690, 309426, 333228, 357030, 360997, 416535, 464139, 499842, 515710, 555380, 618852, 714060, 721994, 773565, 833070, 928278, 999684, 1031420, 1082991, 1249605, 1443988, 1547130, 1666140, 1804985, 1856556, 2165982, 2320695, 2499210, 3094260, 3248973, 3609970, 4331964, 4641390, 4998420, 5414955, 6497946, 7219940, 9282780, 10829910, 12995892, 16244865, 21659820, 32489730, 64979460]

約数ペア:

[(1, 64979460), (2, 32489730), (3, 21659820), (4, 16244865), (5, 12995892), (6, 10829910), (7, 9282780), (9, 7219940), (10, 6497946), (12, 5414955), (13, 4998420), (14, 4641390), (15, 4331964), (18, 3609970), (20, 3248973), (21, 3094260), (26, 2499210), (28, 2320695), (30, 2165982), (35, 1856556), (36, 1804985), (39, 1666140), (42, 1547130), (45, 1443988), (52, 1249605), (60, 1082991), (63, 1031420), (65, 999684), (70, 928278), (78, 833070), (84, 773565), (90, 721994), (91, 714060), (105, 618852), (117, 555380), (126, 515710), (130, 499842), (140, 464139), (156, 416535), (180, 360997), (182, 357030), (195, 333228), (210, 309426), (234, 277690), (252, 257855), (260, 249921), (273, 238020), (315, 206284), (364, 178515), (390, 166614), (420, 154713), (455, 142812), (468, 138845), (546, 119010), (585, 111076), (630, 103142), (780, 83307), (819, 79340), (910, 71406), (1092, 59505), (1170, 55538), (1260, 51571), (1365, 47604), (1638, 39670), (1820, 35703), (2340, 27769), (2730, 23802), (3276, 19835), (3967, 16380), (4095, 15868), (5460, 11901), (7934, 8190)]