71657820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 237025152

約数和(自身を除く): 165367332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 113, 117, 130, 156, 180, 195, 226, 234, 260, 271, 339, 390, 452, 468, 542, 565, 585, 678, 780, 813, 1017, 1084, 1130, 1170, 1355, 1356, 1469, 1626, 1695, 2034, 2260, 2340, 2439, 2710, 2938, 3252, 3390, 3523, 4065, 4068, 4407, 4878, 5085, 5420, 5876, 6780, 7046, 7345, 8130, 8814, 9756, 10170, 10569, 12195, 13221, 14092, 14690, 16260, 17615, 17628, 20340, 21138, 22035, 24390, 26442, 29380, 30623, 31707, 35230, 42276, 44070, 48780, 52845, 52884, 61246, 63414, 66105, 70460, 88140, 91869, 105690, 122492, 126828, 132210, 153115, 158535, 183738, 211380, 264420, 275607, 306230, 317070, 367476, 398099, 459345, 551214, 612460, 634140, 796198, 918690, 1102428, 1194297, 1378035, 1592396, 1837380, 1990495, 2388594, 2756070, 3582891, 3980990, 4777188, 5512140, 5971485, 7165782, 7961980, 11942970, 14331564, 17914455, 23885940, 35828910, 71657820]

約数ペア:

[(1, 71657820), (2, 35828910), (3, 23885940), (4, 17914455), (5, 14331564), (6, 11942970), (9, 7961980), (10, 7165782), (12, 5971485), (13, 5512140), (15, 4777188), (18, 3980990), (20, 3582891), (26, 2756070), (30, 2388594), (36, 1990495), (39, 1837380), (45, 1592396), (52, 1378035), (60, 1194297), (65, 1102428), (78, 918690), (90, 796198), (113, 634140), (117, 612460), (130, 551214), (156, 459345), (180, 398099), (195, 367476), (226, 317070), (234, 306230), (260, 275607), (271, 264420), (339, 211380), (390, 183738), (452, 158535), (468, 153115), (542, 132210), (565, 126828), (585, 122492), (678, 105690), (780, 91869), (813, 88140), (1017, 70460), (1084, 66105), (1130, 63414), (1170, 61246), (1355, 52884), (1356, 52845), (1469, 48780), (1626, 44070), (1695, 42276), (2034, 35230), (2260, 31707), (2340, 30623), (2439, 29380), (2710, 26442), (2938, 24390), (3252, 22035), (3390, 21138), (3523, 20340), (4065, 17628), (4068, 17615), (4407, 16260), (4878, 14690), (5085, 14092), (5420, 13221), (5876, 12195), (6780, 10569), (7046, 10170), (7345, 9756), (8130, 8814)]