1489404680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{115279}}^1$

素因数の和:115326

約数の個数: 64

約数和(自身を含む): 3735072000

約数和(自身を除く): 2245667320

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 115279, 230558, 461116, 576395, 922232, 1152790, 1959743, 2190301, 2305580, 3919486, 4380602, 4611160, 7838972, 8761204, 9798715, 10951505, 15677944, 17522408, 19597430, 21903010, 37235117, 39194860, 43806020, 74470234, 78389720, 87612040, 148940468, 186175585, 297880936, 372351170, 744702340, 1489404680]

約数ペア:

[(1, 1489404680), (2, 744702340), (4, 372351170), (5, 297880936), (8, 186175585), (10, 148940468), (17, 87612040), (19, 78389720), (20, 74470234), (34, 43806020), (38, 39194860), (40, 37235117), (68, 21903010), (76, 19597430), (85, 17522408), (95, 15677944), (136, 10951505), (152, 9798715), (170, 8761204), (190, 7838972), (323, 4611160), (340, 4380602), (380, 3919486), (646, 2305580), (680, 2190301), (760, 1959743), (1292, 1152790), (1615, 922232), (2584, 576395), (3230, 461116), (6460, 230558), (12920, 115279)]