214940960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{7949}}^1$

素因数の和:7990

約数の個数: 72

約数和(自身を含む): 549933300

約数和(自身を除く): 334992340

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 7949, 13520, 15898, 27040, 31796, 39745, 63592, 79490, 103337, 127184, 158980, 206674, 254368, 317960, 413348, 516685, 635920, 826696, 1033370, 1271840, 1343381, 1653392, 2066740, 2686762, 3306784, 4133480, 5373524, 6716905, 8266960, 10747048, 13433810, 16533920, 21494096, 26867620, 42988192, 53735240, 107470480, 214940960]

約数ペア:

[(1, 214940960), (2, 107470480), (4, 53735240), (5, 42988192), (8, 26867620), (10, 21494096), (13, 16533920), (16, 13433810), (20, 10747048), (26, 8266960), (32, 6716905), (40, 5373524), (52, 4133480), (65, 3306784), (80, 2686762), (104, 2066740), (130, 1653392), (160, 1343381), (169, 1271840), (208, 1033370), (260, 826696), (338, 635920), (416, 516685), (520, 413348), (676, 317960), (845, 254368), (1040, 206674), (1352, 158980), (1690, 127184), (2080, 103337), (2704, 79490), (3380, 63592), (5408, 39745), (6760, 31796), (7949, 27040), (13520, 15898)]