88709220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1229}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 269975160

約数和(自身を除く): 181265940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1229, 1604, 2005, 2406, 2458, 3609, 3687, 4010, 4812, 4916, 6015, 6145, 7218, 7374, 8020, 11061, 12030, 12290, 14436, 14748, 18045, 18435, 22122, 24060, 24580, 36090, 36870, 44244, 55305, 72180, 73740, 110610, 221220, 492829, 985658, 1478487, 1971316, 2464145, 2956974, 4435461, 4928290, 5913948, 7392435, 8870922, 9856580, 14784870, 17741844, 22177305, 29569740, 44354610, 88709220]

約数ペア:

[(1, 88709220), (2, 44354610), (3, 29569740), (4, 22177305), (5, 17741844), (6, 14784870), (9, 9856580), (10, 8870922), (12, 7392435), (15, 5913948), (18, 4928290), (20, 4435461), (30, 2956974), (36, 2464145), (45, 1971316), (60, 1478487), (90, 985658), (180, 492829), (401, 221220), (802, 110610), (1203, 73740), (1229, 72180), (1604, 55305), (2005, 44244), (2406, 36870), (2458, 36090), (3609, 24580), (3687, 24060), (4010, 22122), (4812, 18435), (4916, 18045), (6015, 14748), (6145, 14436), (7218, 12290), (7374, 12030), (8020, 11061)]