1390002960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{340687}}^1$

素因数の和:340720

約数の個数: 80

約数和(自身を含む): 4562493696

約数和(自身を除く): 3172490736

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, 340687, 681374, 1022061, 1362748, 1703435, 2044122, 2725496, 3406870, 4088244, 5110305, 5450992, 5791679, 6813740, 8176488, 10220610, 11583358, 13627480, 16352976, 17375037, 20441220, 23166716, 27254960, 28958395, 34750074, 40882440, 46333432, 57916790, 69500148, 81764880, 86875185, 92666864, 115833580, 139000296, 173750370, 231667160, 278000592, 347500740, 463334320, 695001480, 1390002960]

約数ペア:

[(1, 1390002960), (2, 695001480), (3, 463334320), (4, 347500740), (5, 278000592), (6, 231667160), (8, 173750370), (10, 139000296), (12, 115833580), (15, 92666864), (16, 86875185), (17, 81764880), (20, 69500148), (24, 57916790), (30, 46333432), (34, 40882440), (40, 34750074), (48, 28958395), (51, 27254960), (60, 23166716), (68, 20441220), (80, 17375037), (85, 16352976), (102, 13627480), (120, 11583358), (136, 10220610), (170, 8176488), (204, 6813740), (240, 5791679), (255, 5450992), (272, 5110305), (340, 4088244), (408, 3406870), (510, 2725496), (680, 2044122), (816, 1703435), (1020, 1362748), (1360, 1022061), (2040, 681374), (4080, 340687)]