186890320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 452113920

約数和(自身を除く): 265223600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 179, 248, 310, 358, 421, 496, 620, 716, 842, 895, 1240, 1432, 1684, 1790, 2105, 2480, 2864, 3368, 3580, 4210, 5549, 6736, 7160, 8420, 11098, 13051, 14320, 16840, 22196, 26102, 27745, 33680, 44392, 52204, 55490, 65255, 75359, 88784, 104408, 110980, 130510, 150718, 208816, 221960, 261020, 301436, 376795, 443920, 522040, 602872, 753590, 1044080, 1205744, 1507180, 2336129, 3014360, 4672258, 6028720, 9344516, 11680645, 18689032, 23361290, 37378064, 46722580, 93445160, 186890320]

約数ペア:

[(1, 186890320), (2, 93445160), (4, 46722580), (5, 37378064), (8, 23361290), (10, 18689032), (16, 11680645), (20, 9344516), (31, 6028720), (40, 4672258), (62, 3014360), (80, 2336129), (124, 1507180), (155, 1205744), (179, 1044080), (248, 753590), (310, 602872), (358, 522040), (421, 443920), (496, 376795), (620, 301436), (716, 261020), (842, 221960), (895, 208816), (1240, 150718), (1432, 130510), (1684, 110980), (1790, 104408), (2105, 88784), (2480, 75359), (2864, 65255), (3368, 55490), (3580, 52204), (4210, 44392), (5549, 33680), (6736, 27745), (7160, 26102), (8420, 22196), (11098, 16840), (13051, 14320)]