172393360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:608

約数の個数: 80

約数和(自身を含む): 415598400

約数和(自身を除く): 243205040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 139, 148, 185, 278, 296, 370, 419, 556, 592, 695, 740, 838, 1112, 1390, 1480, 1676, 2095, 2224, 2780, 2960, 3352, 4190, 5143, 5560, 6704, 8380, 10286, 11120, 15503, 16760, 20572, 25715, 31006, 33520, 41144, 51430, 58241, 62012, 77515, 82288, 102860, 116482, 124024, 155030, 205720, 232964, 248048, 291205, 310060, 411440, 465928, 582410, 620120, 931856, 1164820, 1240240, 2154917, 2329640, 4309834, 4659280, 8619668, 10774585, 17239336, 21549170, 34478672, 43098340, 86196680, 172393360]

約数ペア:

[(1, 172393360), (2, 86196680), (4, 43098340), (5, 34478672), (8, 21549170), (10, 17239336), (16, 10774585), (20, 8619668), (37, 4659280), (40, 4309834), (74, 2329640), (80, 2154917), (139, 1240240), (148, 1164820), (185, 931856), (278, 620120), (296, 582410), (370, 465928), (419, 411440), (556, 310060), (592, 291205), (695, 248048), (740, 232964), (838, 205720), (1112, 155030), (1390, 124024), (1480, 116482), (1676, 102860), (2095, 82288), (2224, 77515), (2780, 62012), (2960, 58241), (3352, 51430), (4190, 41144), (5143, 33520), (5560, 31006), (6704, 25715), (8380, 20572), (10286, 16760), (11120, 15503)]