68711280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1$

素因数の和:1575

約数の個数: 160

約数和(自身を含む): 246198528

約数和(自身を除く): 177487248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 132, 136, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 374, 408, 440, 510, 528, 561, 660, 680, 748, 816, 880, 935, 1020, 1122, 1320, 1360, 1496, 1531, 1870, 2040, 2244, 2640, 2805, 2992, 3062, 3740, 4080, 4488, 4593, 5610, 6124, 7480, 7655, 8976, 9186, 11220, 12248, 14960, 15310, 16841, 18372, 22440, 22965, 24496, 26027, 30620, 33682, 36744, 44880, 45930, 50523, 52054, 61240, 67364, 73488, 78081, 84205, 91860, 101046, 104108, 122480, 130135, 134728, 156162, 168410, 183720, 202092, 208216, 252615, 260270, 269456, 286297, 312324, 336820, 367440, 390405, 404184, 416432, 505230, 520540, 572594, 624648, 673640, 780810, 808368, 858891, 1010460, 1041080, 1145188, 1249296, 1347280, 1431485, 1561620, 1717782, 2020920, 2082160, 2290376, 2862970, 3123240, 3435564, 4041840, 4294455, 4580752, 5725940, 6246480, 6871128, 8588910, 11451880, 13742256, 17177820, 22903760, 34355640, 68711280]

約数ペア:

[(1, 68711280), (2, 34355640), (3, 22903760), (4, 17177820), (5, 13742256), (6, 11451880), (8, 8588910), (10, 6871128), (11, 6246480), (12, 5725940), (15, 4580752), (16, 4294455), (17, 4041840), (20, 3435564), (22, 3123240), (24, 2862970), (30, 2290376), (33, 2082160), (34, 2020920), (40, 1717782), (44, 1561620), (48, 1431485), (51, 1347280), (55, 1249296), (60, 1145188), (66, 1041080), (68, 1010460), (80, 858891), (85, 808368), (88, 780810), (102, 673640), (110, 624648), (120, 572594), (132, 520540), (136, 505230), (165, 416432), (170, 404184), (176, 390405), (187, 367440), (204, 336820), (220, 312324), (240, 286297), (255, 269456), (264, 260270), (272, 252615), (330, 208216), (340, 202092), (374, 183720), (408, 168410), (440, 156162), (510, 134728), (528, 130135), (561, 122480), (660, 104108), (680, 101046), (748, 91860), (816, 84205), (880, 78081), (935, 73488), (1020, 67364), (1122, 61240), (1320, 52054), (1360, 50523), (1496, 45930), (1531, 44880), (1870, 36744), (2040, 33682), (2244, 30620), (2640, 26027), (2805, 24496), (2992, 22965), (3062, 22440), (3740, 18372), (4080, 16841), (4488, 15310), (4593, 14960), (5610, 12248), (6124, 11220), (7480, 9186), (7655, 8976)]