239339960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{7681}}^1$

素因数の和:7752

約数の個数: 64

約数和(自身を含む): 580759200

約数和(自身を除く): 341419240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7681, 7790, 15362, 15580, 30724, 31160, 38405, 61448, 76810, 145939, 153620, 291878, 307240, 314921, 583756, 629842, 729695, 1167512, 1259684, 1459390, 1574605, 2519368, 2918780, 3149210, 5837560, 5983499, 6298420, 11966998, 12596840, 23933996, 29917495, 47867992, 59834990, 119669980, 239339960]

約数ペア:

[(1, 239339960), (2, 119669980), (4, 59834990), (5, 47867992), (8, 29917495), (10, 23933996), (19, 12596840), (20, 11966998), (38, 6298420), (40, 5983499), (41, 5837560), (76, 3149210), (82, 2918780), (95, 2519368), (152, 1574605), (164, 1459390), (190, 1259684), (205, 1167512), (328, 729695), (380, 629842), (410, 583756), (760, 314921), (779, 307240), (820, 291878), (1558, 153620), (1640, 145939), (3116, 76810), (3895, 61448), (6232, 38405), (7681, 31160), (7790, 30724), (15362, 15580)]