78013680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19121}}^1$

素因数の和:19154

約数の個数: 80

約数和(自身を含む): 256081824

約数和(自身を除く): 178068144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 19121, 38242, 57363, 76484, 95605, 114726, 152968, 191210, 229452, 286815, 305936, 325057, 382420, 458904, 573630, 650114, 764840, 917808, 975171, 1147260, 1300228, 1529680, 1625285, 1950342, 2294520, 2600456, 3250570, 3900684, 4589040, 4875855, 5200912, 6501140, 7801368, 9751710, 13002280, 15602736, 19503420, 26004560, 39006840, 78013680]

約数ペア:

[(1, 78013680), (2, 39006840), (3, 26004560), (4, 19503420), (5, 15602736), (6, 13002280), (8, 9751710), (10, 7801368), (12, 6501140), (15, 5200912), (16, 4875855), (17, 4589040), (20, 3900684), (24, 3250570), (30, 2600456), (34, 2294520), (40, 1950342), (48, 1625285), (51, 1529680), (60, 1300228), (68, 1147260), (80, 975171), (85, 917808), (102, 764840), (120, 650114), (136, 573630), (170, 458904), (204, 382420), (240, 325057), (255, 305936), (272, 286815), (340, 229452), (408, 191210), (510, 152968), (680, 114726), (816, 95605), (1020, 76484), (1360, 57363), (2040, 38242), (4080, 19121)]