149687840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 369847296

約数和(自身を除く): 220159456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 103, 124, 155, 160, 206, 248, 293, 310, 412, 496, 515, 586, 620, 824, 992, 1030, 1172, 1240, 1465, 1648, 2060, 2344, 2480, 2930, 3193, 3296, 4120, 4688, 4960, 5860, 6386, 8240, 9083, 9376, 11720, 12772, 15965, 16480, 18166, 23440, 25544, 30179, 31930, 36332, 45415, 46880, 51088, 60358, 63860, 72664, 90830, 102176, 120716, 127720, 145328, 150895, 181660, 241432, 255440, 290656, 301790, 363320, 482864, 510880, 603580, 726640, 935549, 965728, 1207160, 1453280, 1871098, 2414320, 3742196, 4677745, 4828640, 7484392, 9355490, 14968784, 18710980, 29937568, 37421960, 74843920, 149687840]

約数ペア:

[(1, 149687840), (2, 74843920), (4, 37421960), (5, 29937568), (8, 18710980), (10, 14968784), (16, 9355490), (20, 7484392), (31, 4828640), (32, 4677745), (40, 3742196), (62, 2414320), (80, 1871098), (103, 1453280), (124, 1207160), (155, 965728), (160, 935549), (206, 726640), (248, 603580), (293, 510880), (310, 482864), (412, 363320), (496, 301790), (515, 290656), (586, 255440), (620, 241432), (824, 181660), (992, 150895), (1030, 145328), (1172, 127720), (1240, 120716), (1465, 102176), (1648, 90830), (2060, 72664), (2344, 63860), (2480, 60358), (2930, 51088), (3193, 46880), (3296, 45415), (4120, 36332), (4688, 31930), (4960, 30179), (5860, 25544), (6386, 23440), (8240, 18166), (9083, 16480), (9376, 15965), (11720, 12772)]