253756440

素因数分解:

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

素因数の和:1122

約数の個数: 192

約数和(自身を含む): 952810560

約数和(自身を除く): 699054120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 101, 105, 120, 126, 140, 168, 180, 202, 210, 252, 280, 303, 315, 360, 404, 420, 504, 505, 606, 630, 707, 808, 840, 909, 997, 1010, 1212, 1260, 1414, 1515, 1818, 1994, 2020, 2121, 2424, 2520, 2828, 2991, 3030, 3535, 3636, 3988, 4040, 4242, 4545, 4985, 5656, 5982, 6060, 6363, 6979, 7070, 7272, 7976, 8484, 8973, 9090, 9970, 10605, 11964, 12120, 12726, 13958, 14140, 14955, 16968, 17946, 18180, 19940, 20937, 21210, 23928, 25452, 27916, 28280, 29910, 31815, 34895, 35892, 36360, 39880, 41874, 42420, 44865, 50904, 55832, 59820, 62811, 63630, 69790, 71784, 83748, 84840, 89730, 100697, 104685, 119640, 125622, 127260, 139580, 167496, 179460, 201394, 209370, 251244, 254520, 279160, 302091, 314055, 358920, 402788, 418740, 502488, 503485, 604182, 628110, 704879, 805576, 837480, 906273, 1006970, 1208364, 1256220, 1409758, 1510455, 1812546, 2013940, 2114637, 2416728, 2512440, 2819516, 3020910, 3524395, 3625092, 4027880, 4229274, 4531365, 5639032, 6041820, 6343911, 7048790, 7250184, 8458548, 9062730, 10573185, 12083640, 12687822, 14097580, 16917096, 18125460, 21146370, 25375644, 28195160, 31719555, 36250920, 42292740, 50751288, 63439110, 84585480, 126878220, 253756440]

約数ペア:

[(1, 253756440), (2, 126878220), (3, 84585480), (4, 63439110), (5, 50751288), (6, 42292740), (7, 36250920), (8, 31719555), (9, 28195160), (10, 25375644), (12, 21146370), (14, 18125460), (15, 16917096), (18, 14097580), (20, 12687822), (21, 12083640), (24, 10573185), (28, 9062730), (30, 8458548), (35, 7250184), (36, 7048790), (40, 6343911), (42, 6041820), (45, 5639032), (56, 4531365), (60, 4229274), (63, 4027880), (70, 3625092), (72, 3524395), (84, 3020910), (90, 2819516), (101, 2512440), (105, 2416728), (120, 2114637), (126, 2013940), (140, 1812546), (168, 1510455), (180, 1409758), (202, 1256220), (210, 1208364), (252, 1006970), (280, 906273), (303, 837480), (315, 805576), (360, 704879), (404, 628110), (420, 604182), (504, 503485), (505, 502488), (606, 418740), (630, 402788), (707, 358920), (808, 314055), (840, 302091), (909, 279160), (997, 254520), (1010, 251244), (1212, 209370), (1260, 201394), (1414, 179460), (1515, 167496), (1818, 139580), (1994, 127260), (2020, 125622), (2121, 119640), (2424, 104685), (2520, 100697), (2828, 89730), (2991, 84840), (3030, 83748), (3535, 71784), (3636, 69790), (3988, 63630), (4040, 62811), (4242, 59820), (4545, 55832), (4985, 50904), (5656, 44865), (5982, 42420), (6060, 41874), (6363, 39880), (6979, 36360), (7070, 35892), (7272, 34895), (7976, 31815), (8484, 29910), (8973, 28280), (9090, 27916), (9970, 25452), (10605, 23928), (11964, 21210), (12120, 20937), (12726, 19940), (13958, 18180), (14140, 17946), (14955, 16968)]