85380540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 281649312

約数和(自身を除く): 196268772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 140, 147, 196, 210, 226, 245, 257, 294, 339, 420, 452, 490, 514, 565, 588, 678, 735, 771, 791, 980, 1028, 1130, 1285, 1356, 1470, 1542, 1582, 1695, 1799, 2260, 2373, 2570, 2940, 3084, 3164, 3390, 3598, 3855, 3955, 4746, 5140, 5397, 5537, 6780, 7196, 7710, 7910, 8995, 9492, 10794, 11074, 11865, 12593, 15420, 15820, 16611, 17990, 21588, 22148, 23730, 25186, 26985, 27685, 29041, 33222, 35980, 37779, 47460, 50372, 53970, 55370, 58082, 62965, 66444, 75558, 83055, 87123, 107940, 110740, 116164, 125930, 145205, 151116, 166110, 174246, 188895, 203287, 251860, 290410, 332220, 348492, 377790, 406574, 435615, 580820, 609861, 755580, 813148, 871230, 1016435, 1219722, 1423009, 1742460, 2032870, 2439444, 2846018, 3049305, 4065740, 4269027, 5692036, 6098610, 7115045, 8538054, 12197220, 14230090, 17076108, 21345135, 28460180, 42690270, 85380540]

約数ペア:

[(1, 85380540), (2, 42690270), (3, 28460180), (4, 21345135), (5, 17076108), (6, 14230090), (7, 12197220), (10, 8538054), (12, 7115045), (14, 6098610), (15, 5692036), (20, 4269027), (21, 4065740), (28, 3049305), (30, 2846018), (35, 2439444), (42, 2032870), (49, 1742460), (60, 1423009), (70, 1219722), (84, 1016435), (98, 871230), (105, 813148), (113, 755580), (140, 609861), (147, 580820), (196, 435615), (210, 406574), (226, 377790), (245, 348492), (257, 332220), (294, 290410), (339, 251860), (420, 203287), (452, 188895), (490, 174246), (514, 166110), (565, 151116), (588, 145205), (678, 125930), (735, 116164), (771, 110740), (791, 107940), (980, 87123), (1028, 83055), (1130, 75558), (1285, 66444), (1356, 62965), (1470, 58082), (1542, 55370), (1582, 53970), (1695, 50372), (1799, 47460), (2260, 37779), (2373, 35980), (2570, 33222), (2940, 29041), (3084, 27685), (3164, 26985), (3390, 25186), (3598, 23730), (3855, 22148), (3955, 21588), (4746, 17990), (5140, 16611), (5397, 15820), (5537, 15420), (6780, 12593), (7196, 11865), (7710, 11074), (7910, 10794), (8995, 9492)]