633644960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 1671076008

約数和(自身を除く): 1037431048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 317, 403, 416, 496, 520, 620, 634, 806, 961, 992, 1040, 1240, 1268, 1585, 1612, 1922, 2015, 2080, 2480, 2536, 3170, 3224, 3844, 4030, 4121, 4805, 4960, 5072, 6340, 6448, 7688, 8060, 8242, 9610, 9827, 10144, 12493, 12680, 12896, 15376, 16120, 16484, 19220, 19654, 20605, 24986, 25360, 30752, 32240, 32968, 38440, 39308, 41210, 49135, 49972, 50720, 62465, 64480, 65936, 76880, 78616, 82420, 98270, 99944, 124930, 127751, 131872, 153760, 157232, 164840, 196540, 199888, 249860, 255502, 304637, 314464, 329680, 393080, 399776, 499720, 511004, 609274, 638755, 659360, 786160, 999440, 1022008, 1218548, 1277510, 1523185, 1572320, 1998880, 2044016, 2437096, 2555020, 3046370, 3960281, 4088032, 4874192, 5110040, 6092740, 7920562, 9748384, 10220080, 12185480, 15841124, 19801405, 20440160, 24370960, 31682248, 39602810, 48741920, 63364496, 79205620, 126728992, 158411240, 316822480, 633644960]

約数ペア:

[(1, 633644960), (2, 316822480), (4, 158411240), (5, 126728992), (8, 79205620), (10, 63364496), (13, 48741920), (16, 39602810), (20, 31682248), (26, 24370960), (31, 20440160), (32, 19801405), (40, 15841124), (52, 12185480), (62, 10220080), (65, 9748384), (80, 7920562), (104, 6092740), (124, 5110040), (130, 4874192), (155, 4088032), (160, 3960281), (208, 3046370), (248, 2555020), (260, 2437096), (310, 2044016), (317, 1998880), (403, 1572320), (416, 1523185), (496, 1277510), (520, 1218548), (620, 1022008), (634, 999440), (806, 786160), (961, 659360), (992, 638755), (1040, 609274), (1240, 511004), (1268, 499720), (1585, 399776), (1612, 393080), (1922, 329680), (2015, 314464), (2080, 304637), (2480, 255502), (2536, 249860), (3170, 199888), (3224, 196540), (3844, 164840), (4030, 157232), (4121, 153760), (4805, 131872), (4960, 127751), (5072, 124930), (6340, 99944), (6448, 98270), (7688, 82420), (8060, 78616), (8242, 76880), (9610, 65936), (9827, 64480), (10144, 62465), (12493, 50720), (12680, 49972), (12896, 49135), (15376, 41210), (16120, 39308), (16484, 38440), (19220, 32968), (19654, 32240), (20605, 30752), (24986, 25360)]