1605890040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18307}}^1$

素因数の和:18381

約数の個数: 128

約数和(自身を含む): 5219976960

約数和(自身を除く): 3614086920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 645, 680, 731, 860, 1020, 1032, 1290, 1462, 1720, 2040, 2193, 2580, 2924, 3655, 4386, 5160, 5848, 7310, 8772, 10965, 14620, 17544, 18307, 21930, 29240, 36614, 43860, 54921, 73228, 87720, 91535, 109842, 146456, 183070, 219684, 274605, 311219, 366140, 439368, 549210, 622438, 732280, 787201, 933657, 1098420, 1244876, 1556095, 1574402, 1867314, 2196840, 2361603, 2489752, 3112190, 3148804, 3734628, 3936005, 4668285, 4723206, 6224380, 6297608, 7469256, 7872010, 9336570, 9446412, 11808015, 12448760, 13382417, 15744020, 18673140, 18892824, 23616030, 26764834, 31488040, 37346280, 40147251, 47232060, 53529668, 66912085, 80294502, 94464120, 107059336, 133824170, 160589004, 200736255, 267648340, 321178008, 401472510, 535296680, 802945020, 1605890040]

約数ペア:

[(1, 1605890040), (2, 802945020), (3, 535296680), (4, 401472510), (5, 321178008), (6, 267648340), (8, 200736255), (10, 160589004), (12, 133824170), (15, 107059336), (17, 94464120), (20, 80294502), (24, 66912085), (30, 53529668), (34, 47232060), (40, 40147251), (43, 37346280), (51, 31488040), (60, 26764834), (68, 23616030), (85, 18892824), (86, 18673140), (102, 15744020), (120, 13382417), (129, 12448760), (136, 11808015), (170, 9446412), (172, 9336570), (204, 7872010), (215, 7469256), (255, 6297608), (258, 6224380), (340, 4723206), (344, 4668285), (408, 3936005), (430, 3734628), (510, 3148804), (516, 3112190), (645, 2489752), (680, 2361603), (731, 2196840), (860, 1867314), (1020, 1574402), (1032, 1556095), (1290, 1244876), (1462, 1098420), (1720, 933657), (2040, 787201), (2193, 732280), (2580, 622438), (2924, 549210), (3655, 439368), (4386, 366140), (5160, 311219), (5848, 274605), (7310, 219684), (8772, 183070), (10965, 146456), (14620, 109842), (17544, 91535), (18307, 87720), (21930, 73228), (29240, 54921), (36614, 43860)]