212675940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1178

約数の個数: 144

約数和(自身を含む): 688117248

約数和(自身を除く): 475441308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 180, 188, 207, 230, 235, 276, 282, 345, 414, 423, 460, 470, 564, 690, 705, 828, 846, 940, 1035, 1081, 1093, 1380, 1410, 1692, 2070, 2115, 2162, 2186, 2820, 3243, 3279, 4140, 4230, 4324, 4372, 5405, 5465, 6486, 6558, 8460, 9729, 9837, 10810, 10930, 12972, 13116, 16215, 16395, 19458, 19674, 21620, 21860, 25139, 32430, 32790, 38916, 39348, 48645, 49185, 50278, 51371, 64860, 65580, 75417, 97290, 98370, 100556, 102742, 125695, 150834, 154113, 194580, 196740, 205484, 226251, 251390, 256855, 301668, 308226, 377085, 452502, 462339, 502780, 513710, 616452, 754170, 770565, 905004, 924678, 1027420, 1131255, 1181533, 1508340, 1541130, 1849356, 2262510, 2311695, 2363066, 3082260, 3544599, 4525020, 4623390, 4726132, 5907665, 7089198, 9246780, 10633797, 11815330, 14178396, 17722995, 21267594, 23630660, 35445990, 42535188, 53168985, 70891980, 106337970, 212675940]

約数ペア:

[(1, 212675940), (2, 106337970), (3, 70891980), (4, 53168985), (5, 42535188), (6, 35445990), (9, 23630660), (10, 21267594), (12, 17722995), (15, 14178396), (18, 11815330), (20, 10633797), (23, 9246780), (30, 7089198), (36, 5907665), (45, 4726132), (46, 4623390), (47, 4525020), (60, 3544599), (69, 3082260), (90, 2363066), (92, 2311695), (94, 2262510), (115, 1849356), (138, 1541130), (141, 1508340), (180, 1181533), (188, 1131255), (207, 1027420), (230, 924678), (235, 905004), (276, 770565), (282, 754170), (345, 616452), (414, 513710), (423, 502780), (460, 462339), (470, 452502), (564, 377085), (690, 308226), (705, 301668), (828, 256855), (846, 251390), (940, 226251), (1035, 205484), (1081, 196740), (1093, 194580), (1380, 154113), (1410, 150834), (1692, 125695), (2070, 102742), (2115, 100556), (2162, 98370), (2186, 97290), (2820, 75417), (3243, 65580), (3279, 64860), (4140, 51371), (4230, 50278), (4324, 49185), (4372, 48645), (5405, 39348), (5465, 38916), (6486, 32790), (6558, 32430), (8460, 25139), (9729, 21860), (9837, 21620), (10810, 19674), (10930, 19458), (12972, 16395), (13116, 16215)]