248885440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45751}}^1$

素因数の和:45785

約数の個数: 56

約数和(自身を含む): 627534432

約数和(自身を除く): 378648992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 45751, 91502, 183004, 228755, 366008, 457510, 732016, 777767, 915020, 1464032, 1555534, 1830040, 2928064, 3111068, 3660080, 3888835, 6222136, 7320160, 7777670, 12444272, 14640320, 15555340, 24888544, 31110680, 49777088, 62221360, 124442720, 248885440]

約数ペア:

[(1, 248885440), (2, 124442720), (4, 62221360), (5, 49777088), (8, 31110680), (10, 24888544), (16, 15555340), (17, 14640320), (20, 12444272), (32, 7777670), (34, 7320160), (40, 6222136), (64, 3888835), (68, 3660080), (80, 3111068), (85, 2928064), (136, 1830040), (160, 1555534), (170, 1464032), (272, 915020), (320, 777767), (340, 732016), (544, 457510), (680, 366008), (1088, 228755), (1360, 183004), (2720, 91502), (5440, 45751)]