342840160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 907562880

約数和(自身を除く): 564722720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 169, 208, 248, 260, 310, 338, 403, 409, 416, 496, 520, 620, 676, 806, 818, 845, 992, 1040, 1240, 1352, 1612, 1636, 1690, 2015, 2045, 2080, 2480, 2704, 3224, 3272, 3380, 4030, 4090, 4960, 5239, 5317, 5408, 6448, 6544, 6760, 8060, 8180, 10478, 10634, 12679, 12896, 13088, 13520, 16120, 16360, 20956, 21268, 25358, 26195, 26585, 27040, 32240, 32720, 41912, 42536, 50716, 52390, 53170, 63395, 64480, 65440, 69121, 83824, 85072, 101432, 104780, 106340, 126790, 138242, 164827, 167648, 170144, 202864, 209560, 212680, 253580, 276484, 329654, 345605, 405728, 419120, 425360, 507160, 552968, 659308, 691210, 824135, 838240, 850720, 1014320, 1105936, 1318616, 1382420, 1648270, 2028640, 2142751, 2211872, 2637232, 2764840, 3296540, 4285502, 5274464, 5529680, 6593080, 8571004, 10713755, 11059360, 13186160, 17142008, 21427510, 26372320, 34284016, 42855020, 68568032, 85710040, 171420080, 342840160]

約数ペア:

[(1, 342840160), (2, 171420080), (4, 85710040), (5, 68568032), (8, 42855020), (10, 34284016), (13, 26372320), (16, 21427510), (20, 17142008), (26, 13186160), (31, 11059360), (32, 10713755), (40, 8571004), (52, 6593080), (62, 5529680), (65, 5274464), (80, 4285502), (104, 3296540), (124, 2764840), (130, 2637232), (155, 2211872), (160, 2142751), (169, 2028640), (208, 1648270), (248, 1382420), (260, 1318616), (310, 1105936), (338, 1014320), (403, 850720), (409, 838240), (416, 824135), (496, 691210), (520, 659308), (620, 552968), (676, 507160), (806, 425360), (818, 419120), (845, 405728), (992, 345605), (1040, 329654), (1240, 276484), (1352, 253580), (1612, 212680), (1636, 209560), (1690, 202864), (2015, 170144), (2045, 167648), (2080, 164827), (2480, 138242), (2704, 126790), (3224, 106340), (3272, 104780), (3380, 101432), (4030, 85072), (4090, 83824), (4960, 69121), (5239, 65440), (5317, 64480), (5408, 63395), (6448, 53170), (6544, 52390), (6760, 50716), (8060, 42536), (8180, 41912), (10478, 32720), (10634, 32240), (12679, 27040), (12896, 26585), (13088, 26195), (13520, 25358), (16120, 21268), (16360, 20956)]