217809410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1103}}^1$

素因数の和:1168

約数の個数: 96

約数和(自身を含む): 507451392

約数和(自身を除く): 289641982

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 49, 62, 65, 70, 91, 98, 130, 155, 182, 217, 245, 310, 403, 434, 455, 490, 637, 806, 910, 1085, 1103, 1274, 1519, 2015, 2170, 2206, 2821, 3038, 3185, 4030, 5515, 5642, 6370, 7595, 7721, 11030, 14105, 14339, 15190, 15442, 19747, 28210, 28678, 34193, 38605, 39494, 54047, 68386, 71695, 77210, 98735, 100373, 108094, 143390, 170965, 197470, 200746, 239351, 270235, 341930, 444509, 478702, 501865, 540470, 702611, 889018, 1003730, 1196755, 1405222, 1675457, 2222545, 2393510, 3111563, 3350914, 3513055, 4445090, 6223126, 7026110, 8377285, 15557815, 16754570, 21780941, 31115630, 43561882, 108904705, 217809410]

約数ペア:

[(1, 217809410), (2, 108904705), (5, 43561882), (7, 31115630), (10, 21780941), (13, 16754570), (14, 15557815), (26, 8377285), (31, 7026110), (35, 6223126), (49, 4445090), (62, 3513055), (65, 3350914), (70, 3111563), (91, 2393510), (98, 2222545), (130, 1675457), (155, 1405222), (182, 1196755), (217, 1003730), (245, 889018), (310, 702611), (403, 540470), (434, 501865), (455, 478702), (490, 444509), (637, 341930), (806, 270235), (910, 239351), (1085, 200746), (1103, 197470), (1274, 170965), (1519, 143390), (2015, 108094), (2170, 100373), (2206, 98735), (2821, 77210), (3038, 71695), (3185, 68386), (4030, 54047), (5515, 39494), (5642, 38605), (6370, 34193), (7595, 28678), (7721, 28210), (11030, 19747), (14105, 15442), (14339, 15190)]