1656690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^4\times {\mathrm{23}}^1$

素因数の和:61

約数の個数: 80

約数和(自身を含む): 4840128

約数和(自身を除く): 3183438

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 49, 69, 70, 98, 105, 115, 138, 147, 161, 210, 230, 245, 294, 322, 343, 345, 483, 490, 686, 690, 735, 805, 966, 1029, 1127, 1470, 1610, 1715, 2058, 2254, 2401, 2415, 3381, 3430, 4802, 4830, 5145, 5635, 6762, 7203, 7889, 10290, 11270, 12005, 14406, 15778, 16905, 23667, 24010, 33810, 36015, 39445, 47334, 55223, 72030, 78890, 110446, 118335, 165669, 236670, 276115, 331338, 552230, 828345, 1656690]

約数ペア:

[(1, 1656690), (2, 828345), (3, 552230), (5, 331338), (6, 276115), (7, 236670), (10, 165669), (14, 118335), (15, 110446), (21, 78890), (23, 72030), (30, 55223), (35, 47334), (42, 39445), (46, 36015), (49, 33810), (69, 24010), (70, 23667), (98, 16905), (105, 15778), (115, 14406), (138, 12005), (147, 11270), (161, 10290), (210, 7889), (230, 7203), (245, 6762), (294, 5635), (322, 5145), (343, 4830), (345, 4802), (483, 3430), (490, 3381), (686, 2415), (690, 2401), (735, 2254), (805, 2058), (966, 1715), (1029, 1610), (1127, 1470)]