220131870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{691}}^1$

素因数の和:786

約数の個数: 128

約数和(自身を含む): 636152832

約数和(自身を除く): 416020962

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 41, 42, 70, 74, 82, 105, 111, 123, 185, 205, 210, 222, 246, 259, 287, 370, 410, 518, 555, 574, 615, 691, 777, 861, 1110, 1230, 1295, 1382, 1435, 1517, 1554, 1722, 2073, 2590, 2870, 3034, 3455, 3885, 4146, 4305, 4551, 4837, 6910, 7585, 7770, 8610, 9102, 9674, 10365, 10619, 14511, 15170, 20730, 21238, 22755, 24185, 25567, 28331, 29022, 31857, 45510, 48370, 51134, 53095, 56662, 63714, 72555, 76701, 84993, 106190, 127835, 141655, 145110, 153402, 159285, 169986, 178969, 198317, 255670, 283310, 318570, 357938, 383505, 396634, 424965, 536907, 594951, 767010, 849930, 894845, 991585, 1048247, 1073814, 1189902, 1789690, 1983170, 2096494, 2684535, 2974755, 3144741, 5241235, 5369070, 5949510, 6289482, 7337729, 10482470, 14675458, 15723705, 22013187, 31447410, 36688645, 44026374, 73377290, 110065935, 220131870]

約数ペア:

[(1, 220131870), (2, 110065935), (3, 73377290), (5, 44026374), (6, 36688645), (7, 31447410), (10, 22013187), (14, 15723705), (15, 14675458), (21, 10482470), (30, 7337729), (35, 6289482), (37, 5949510), (41, 5369070), (42, 5241235), (70, 3144741), (74, 2974755), (82, 2684535), (105, 2096494), (111, 1983170), (123, 1789690), (185, 1189902), (205, 1073814), (210, 1048247), (222, 991585), (246, 894845), (259, 849930), (287, 767010), (370, 594951), (410, 536907), (518, 424965), (555, 396634), (574, 383505), (615, 357938), (691, 318570), (777, 283310), (861, 255670), (1110, 198317), (1230, 178969), (1295, 169986), (1382, 159285), (1435, 153402), (1517, 145110), (1554, 141655), (1722, 127835), (2073, 106190), (2590, 84993), (2870, 76701), (3034, 72555), (3455, 63714), (3885, 56662), (4146, 53095), (4305, 51134), (4551, 48370), (4837, 45510), (6910, 31857), (7585, 29022), (7770, 28331), (8610, 25567), (9102, 24185), (9674, 22755), (10365, 21238), (10619, 20730), (14511, 15170)]