68541620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{929}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 179988480

約数和(自身を除く): 111446860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 31, 34, 35, 62, 68, 70, 85, 119, 124, 140, 155, 170, 217, 238, 310, 340, 434, 476, 527, 595, 620, 868, 929, 1054, 1085, 1190, 1858, 2108, 2170, 2380, 2635, 3689, 3716, 4340, 4645, 5270, 6503, 7378, 9290, 10540, 13006, 14756, 15793, 18445, 18580, 26012, 28799, 31586, 32515, 36890, 57598, 63172, 65030, 73780, 78965, 110551, 115196, 130060, 143995, 157930, 201593, 221102, 287990, 315860, 403186, 442204, 489583, 552755, 575980, 806372, 979166, 1007965, 1105510, 1958332, 2015930, 2211020, 2447915, 3427081, 4031860, 4895830, 6854162, 9791660, 13708324, 17135405, 34270810, 68541620]

約数ペア:

[(1, 68541620), (2, 34270810), (4, 17135405), (5, 13708324), (7, 9791660), (10, 6854162), (14, 4895830), (17, 4031860), (20, 3427081), (28, 2447915), (31, 2211020), (34, 2015930), (35, 1958332), (62, 1105510), (68, 1007965), (70, 979166), (85, 806372), (119, 575980), (124, 552755), (140, 489583), (155, 442204), (170, 403186), (217, 315860), (238, 287990), (310, 221102), (340, 201593), (434, 157930), (476, 143995), (527, 130060), (595, 115196), (620, 110551), (868, 78965), (929, 73780), (1054, 65030), (1085, 63172), (1190, 57598), (1858, 36890), (2108, 32515), (2170, 31586), (2380, 28799), (2635, 26012), (3689, 18580), (3716, 18445), (4340, 15793), (4645, 14756), (5270, 13006), (6503, 10540), (7378, 9290)]