331284240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{65731}}^1$

素因数の和:65757

約数の個数: 120

約数和(自身を含む): 1271519808

約数和(自身を除く): 940235568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 65731, 131462, 197193, 262924, 328655, 394386, 460117, 525848, 591579, 657310, 788772, 920234, 985965, 1051696, 1183158, 1314620, 1380351, 1577544, 1840468, 1971930, 2300585, 2366316, 2629240, 2760702, 2957895, 3155088, 3680936, 3943860, 4141053, 4601170, 4732632, 5258480, 5521404, 5915790, 6901755, 7361872, 7887720, 8282106, 9202340, 9465264, 11042808, 11831580, 13803510, 15775440, 16564212, 18404680, 20705265, 22085616, 23663160, 27607020, 33128424, 36809360, 41410530, 47326320, 55214040, 66256848, 82821060, 110428080, 165642120, 331284240]

約数ペア:

[(1, 331284240), (2, 165642120), (3, 110428080), (4, 82821060), (5, 66256848), (6, 55214040), (7, 47326320), (8, 41410530), (9, 36809360), (10, 33128424), (12, 27607020), (14, 23663160), (15, 22085616), (16, 20705265), (18, 18404680), (20, 16564212), (21, 15775440), (24, 13803510), (28, 11831580), (30, 11042808), (35, 9465264), (36, 9202340), (40, 8282106), (42, 7887720), (45, 7361872), (48, 6901755), (56, 5915790), (60, 5521404), (63, 5258480), (70, 4732632), (72, 4601170), (80, 4141053), (84, 3943860), (90, 3680936), (105, 3155088), (112, 2957895), (120, 2760702), (126, 2629240), (140, 2366316), (144, 2300585), (168, 1971930), (180, 1840468), (210, 1577544), (240, 1380351), (252, 1314620), (280, 1183158), (315, 1051696), (336, 985965), (360, 920234), (420, 788772), (504, 657310), (560, 591579), (630, 525848), (720, 460117), (840, 394386), (1008, 328655), (1260, 262924), (1680, 197193), (2520, 131462), (5040, 65731)]