126878220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{997}}^1$

素因数の和:1120

約数の個数: 144

約数和(自身を含む): 444644928

約数和(自身を除く): 317766708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 997, 1010, 1212, 1260, 1414, 1515, 1818, 1994, 2020, 2121, 2828, 2991, 3030, 3535, 3636, 3988, 4242, 4545, 4985, 5982, 6060, 6363, 6979, 7070, 8484, 8973, 9090, 9970, 10605, 11964, 12726, 13958, 14140, 14955, 17946, 18180, 19940, 20937, 21210, 25452, 27916, 29910, 31815, 34895, 35892, 41874, 42420, 44865, 59820, 62811, 63630, 69790, 83748, 89730, 100697, 104685, 125622, 127260, 139580, 179460, 201394, 209370, 251244, 302091, 314055, 402788, 418740, 503485, 604182, 628110, 704879, 906273, 1006970, 1208364, 1256220, 1409758, 1510455, 1812546, 2013940, 2114637, 2819516, 3020910, 3524395, 3625092, 4229274, 4531365, 6041820, 6343911, 7048790, 8458548, 9062730, 10573185, 12687822, 14097580, 18125460, 21146370, 25375644, 31719555, 42292740, 63439110, 126878220]

約数ペア:

[(1, 126878220), (2, 63439110), (3, 42292740), (4, 31719555), (5, 25375644), (6, 21146370), (7, 18125460), (9, 14097580), (10, 12687822), (12, 10573185), (14, 9062730), (15, 8458548), (18, 7048790), (20, 6343911), (21, 6041820), (28, 4531365), (30, 4229274), (35, 3625092), (36, 3524395), (42, 3020910), (45, 2819516), (60, 2114637), (63, 2013940), (70, 1812546), (84, 1510455), (90, 1409758), (101, 1256220), (105, 1208364), (126, 1006970), (140, 906273), (180, 704879), (202, 628110), (210, 604182), (252, 503485), (303, 418740), (315, 402788), (404, 314055), (420, 302091), (505, 251244), (606, 209370), (630, 201394), (707, 179460), (909, 139580), (997, 127260), (1010, 125622), (1212, 104685), (1260, 100697), (1414, 89730), (1515, 83748), (1818, 69790), (1994, 63630), (2020, 62811), (2121, 59820), (2828, 44865), (2991, 42420), (3030, 41874), (3535, 35892), (3636, 34895), (3988, 31815), (4242, 29910), (4545, 27916), (4985, 25452), (5982, 21210), (6060, 20937), (6363, 19940), (6979, 18180), (7070, 17946), (8484, 14955), (8973, 14140), (9090, 13958), (9970, 12726), (10605, 11964)]