20063676465

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 41113904832

約数和(自身を除く): 21050228367

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 107, 147, 245, 277, 307, 315, 321, 441, 535, 735, 749, 831, 921, 963, 1385, 1535, 1605, 1939, 2149, 2205, 2247, 2493, 2763, 3745, 4155, 4605, 4815, 5243, 5817, 6447, 6741, 9695, 10745, 11235, 12465, 13573, 13815, 15043, 15729, 17451, 19341, 26215, 29085, 29639, 32235, 32849, 33705, 40719, 45129, 47187, 67865, 75215, 78645, 85039, 87255, 88917, 96705, 98547, 122157, 135387, 148195, 164245, 203595, 207473, 225645, 229943, 235935, 255117, 266751, 295641, 425195, 444585, 492735, 595273, 610785, 622419, 676935, 689829, 765351, 1037365, 1149715, 1275585, 1333755, 1452311, 1478205, 1609601, 1785819, 1867257, 2069487, 2976365, 3112095, 3449145, 3826755, 4166911, 4356933, 4828803, 5357457, 7261555, 8048005, 8929095, 9099173, 9336285, 10347435, 12500733, 13070799, 14486409, 20834555, 21784665, 24144015, 26787285, 27297519, 37502199, 45495865, 62503665, 63694211, 65353995, 72432045, 81892557, 136487595, 187510995, 191082633, 318471055, 409462785, 445859477, 573247899, 955413165, 1337578431, 2229297385, 2866239495, 4012735293, 6687892155, 20063676465]

約数ペア:

[(1, 20063676465), (3, 6687892155), (5, 4012735293), (7, 2866239495), (9, 2229297385), (15, 1337578431), (21, 955413165), (35, 573247899), (45, 445859477), (49, 409462785), (63, 318471055), (105, 191082633), (107, 187510995), (147, 136487595), (245, 81892557), (277, 72432045), (307, 65353995), (315, 63694211), (321, 62503665), (441, 45495865), (535, 37502199), (735, 27297519), (749, 26787285), (831, 24144015), (921, 21784665), (963, 20834555), (1385, 14486409), (1535, 13070799), (1605, 12500733), (1939, 10347435), (2149, 9336285), (2205, 9099173), (2247, 8929095), (2493, 8048005), (2763, 7261555), (3745, 5357457), (4155, 4828803), (4605, 4356933), (4815, 4166911), (5243, 3826755), (5817, 3449145), (6447, 3112095), (6741, 2976365), (9695, 2069487), (10745, 1867257), (11235, 1785819), (12465, 1609601), (13573, 1478205), (13815, 1452311), (15043, 1333755), (15729, 1275585), (17451, 1149715), (19341, 1037365), (26215, 765351), (29085, 689829), (29639, 676935), (32235, 622419), (32849, 610785), (33705, 595273), (40719, 492735), (45129, 444585), (47187, 425195), (67865, 295641), (75215, 266751), (78645, 255117), (85039, 235935), (87255, 229943), (88917, 225645), (96705, 207473), (98547, 203595), (122157, 164245), (135387, 148195)]