80955960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{35507}}^1$

素因数の和:35540

約数の個数: 64

約数和(自身を含む): 255657600

約数和(自身を除く): 174701640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 35507, 71014, 106521, 142028, 177535, 213042, 284056, 355070, 426084, 532605, 674633, 710140, 852168, 1065210, 1349266, 1420280, 2023899, 2130420, 2698532, 3373165, 4047798, 4260840, 5397064, 6746330, 8095596, 10119495, 13492660, 16191192, 20238990, 26985320, 40477980, 80955960]

約数ペア:

[(1, 80955960), (2, 40477980), (3, 26985320), (4, 20238990), (5, 16191192), (6, 13492660), (8, 10119495), (10, 8095596), (12, 6746330), (15, 5397064), (19, 4260840), (20, 4047798), (24, 3373165), (30, 2698532), (38, 2130420), (40, 2023899), (57, 1420280), (60, 1349266), (76, 1065210), (95, 852168), (114, 710140), (120, 674633), (152, 532605), (190, 426084), (228, 355070), (285, 284056), (380, 213042), (456, 177535), (570, 142028), (760, 106521), (1140, 71014), (2280, 35507)]