478312640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3709}}^1$

素因数の和:3770

約数の個数: 112

約数和(自身を含む): 1266504960

約数和(自身を除く): 788192320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 3709, 4030, 4160, 4960, 6448, 7418, 8060, 9920, 12896, 14836, 16120, 18545, 25792, 29672, 32240, 37090, 48217, 59344, 64480, 74180, 96434, 114979, 118688, 128960, 148360, 192868, 229958, 237376, 241085, 296720, 385736, 459916, 482170, 574895, 593440, 771472, 919832, 964340, 1149790, 1186880, 1494727, 1542944, 1839664, 1928680, 2299580, 2989454, 3085888, 3679328, 3857360, 4599160, 5978908, 7358656, 7473635, 7714720, 9198320, 11957816, 14947270, 15429440, 18396640, 23915632, 29894540, 36793280, 47831264, 59789080, 95662528, 119578160, 239156320, 478312640]

約数ペア:

[(1, 478312640), (2, 239156320), (4, 119578160), (5, 95662528), (8, 59789080), (10, 47831264), (13, 36793280), (16, 29894540), (20, 23915632), (26, 18396640), (31, 15429440), (32, 14947270), (40, 11957816), (52, 9198320), (62, 7714720), (64, 7473635), (65, 7358656), (80, 5978908), (104, 4599160), (124, 3857360), (130, 3679328), (155, 3085888), (160, 2989454), (208, 2299580), (248, 1928680), (260, 1839664), (310, 1542944), (320, 1494727), (403, 1186880), (416, 1149790), (496, 964340), (520, 919832), (620, 771472), (806, 593440), (832, 574895), (992, 482170), (1040, 459916), (1240, 385736), (1612, 296720), (1984, 241085), (2015, 237376), (2080, 229958), (2480, 192868), (3224, 148360), (3709, 128960), (4030, 118688), (4160, 114979), (4960, 96434), (6448, 74180), (7418, 64480), (8060, 59344), (9920, 48217), (12896, 37090), (14836, 32240), (16120, 29672), (18545, 25792)]