156731840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 112

約数和(自身を含む): 404237952

約数和(自身を除く): 247506112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 136, 160, 170, 188, 235, 272, 320, 340, 376, 470, 544, 613, 680, 752, 799, 940, 1088, 1226, 1360, 1504, 1598, 1880, 2452, 2720, 3008, 3065, 3196, 3760, 3995, 4904, 5440, 6130, 6392, 7520, 7990, 9808, 10421, 12260, 12784, 15040, 15980, 19616, 20842, 24520, 25568, 28811, 31960, 39232, 41684, 49040, 51136, 52105, 57622, 63920, 83368, 98080, 104210, 115244, 127840, 144055, 166736, 196160, 208420, 230488, 255680, 288110, 333472, 416840, 460976, 489787, 576220, 666944, 833680, 921952, 979574, 1152440, 1667360, 1843904, 1959148, 2304880, 2448935, 3334720, 3918296, 4609760, 4897870, 7836592, 9219520, 9795740, 15673184, 19591480, 31346368, 39182960, 78365920, 156731840]

約数ペア:

[(1, 156731840), (2, 78365920), (4, 39182960), (5, 31346368), (8, 19591480), (10, 15673184), (16, 9795740), (17, 9219520), (20, 7836592), (32, 4897870), (34, 4609760), (40, 3918296), (47, 3334720), (64, 2448935), (68, 2304880), (80, 1959148), (85, 1843904), (94, 1667360), (136, 1152440), (160, 979574), (170, 921952), (188, 833680), (235, 666944), (272, 576220), (320, 489787), (340, 460976), (376, 416840), (470, 333472), (544, 288110), (613, 255680), (680, 230488), (752, 208420), (799, 196160), (940, 166736), (1088, 144055), (1226, 127840), (1360, 115244), (1504, 104210), (1598, 98080), (1880, 83368), (2452, 63920), (2720, 57622), (3008, 52105), (3065, 51136), (3196, 49040), (3760, 41684), (3995, 39232), (4904, 31960), (5440, 28811), (6130, 25568), (6392, 24520), (7520, 20842), (7990, 19616), (9808, 15980), (10421, 15040), (12260, 12784)]