7851270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{109}}^1$

素因数の和:147

約数の個数: 80

約数和(自身を含む): 22183920

約数和(自身を除く): 14332650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 109, 147, 210, 218, 245, 294, 327, 343, 490, 545, 654, 686, 735, 763, 1029, 1090, 1470, 1526, 1635, 1715, 2058, 2289, 2401, 3270, 3430, 3815, 4578, 4802, 5145, 5341, 7203, 7630, 10290, 10682, 11445, 12005, 14406, 16023, 22890, 24010, 26705, 32046, 36015, 37387, 53410, 72030, 74774, 80115, 112161, 160230, 186935, 224322, 261709, 373870, 523418, 560805, 785127, 1121610, 1308545, 1570254, 2617090, 3925635, 7851270]

約数ペア:

[(1, 7851270), (2, 3925635), (3, 2617090), (5, 1570254), (6, 1308545), (7, 1121610), (10, 785127), (14, 560805), (15, 523418), (21, 373870), (30, 261709), (35, 224322), (42, 186935), (49, 160230), (70, 112161), (98, 80115), (105, 74774), (109, 72030), (147, 53410), (210, 37387), (218, 36015), (245, 32046), (294, 26705), (327, 24010), (343, 22890), (490, 16023), (545, 14406), (654, 12005), (686, 11445), (735, 10682), (763, 10290), (1029, 7630), (1090, 7203), (1470, 5341), (1526, 5145), (1635, 4802), (1715, 4578), (2058, 3815), (2289, 3430), (2401, 3270)]