51648720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12659}}^1$

素因数の和:12692

約数の個数: 80

約数和(自身を含む): 169542720

約数和(自身を除く): 117894000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 12659, 25318, 37977, 50636, 63295, 75954, 101272, 126590, 151908, 189885, 202544, 215203, 253180, 303816, 379770, 430406, 506360, 607632, 645609, 759540, 860812, 1012720, 1076015, 1291218, 1519080, 1721624, 2152030, 2582436, 3038160, 3228045, 3443248, 4304060, 5164872, 6456090, 8608120, 10329744, 12912180, 17216240, 25824360, 51648720]

約数ペア:

[(1, 51648720), (2, 25824360), (3, 17216240), (4, 12912180), (5, 10329744), (6, 8608120), (8, 6456090), (10, 5164872), (12, 4304060), (15, 3443248), (16, 3228045), (17, 3038160), (20, 2582436), (24, 2152030), (30, 1721624), (34, 1519080), (40, 1291218), (48, 1076015), (51, 1012720), (60, 860812), (68, 759540), (80, 645609), (85, 607632), (102, 506360), (120, 430406), (136, 379770), (170, 303816), (204, 253180), (240, 215203), (255, 202544), (272, 189885), (340, 151908), (408, 126590), (510, 101272), (680, 75954), (816, 63295), (1020, 50636), (1360, 37977), (2040, 25318), (4080, 12659)]