1639220040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1621}}^1$

素因数の和:1744

約数の個数: 144

約数和(自身を含む): 5433229620

約数和(自身を除く): 3794009580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 1060, 1272, 1590, 1621, 1908, 2120, 2385, 2809, 3180, 3242, 3816, 4770, 4863, 5618, 6360, 6484, 8105, 8427, 9540, 9726, 11236, 12968, 14045, 14589, 16210, 16854, 19080, 19452, 22472, 24315, 25281, 28090, 29178, 32420, 33708, 38904, 42135, 48630, 50562, 56180, 58356, 64840, 67416, 72945, 84270, 85913, 97260, 101124, 112360, 116712, 126405, 145890, 168540, 171826, 194520, 202248, 252810, 257739, 291780, 337080, 343652, 429565, 505620, 515478, 583560, 687304, 773217, 859130, 1011240, 1030956, 1288695, 1546434, 1718260, 2061912, 2577390, 3092868, 3436520, 3866085, 4553389, 5154780, 6185736, 7732170, 9106778, 10309560, 13660167, 15464340, 18213556, 22766945, 27320334, 30928680, 36427112, 40980501, 45533890, 54640668, 68300835, 81961002, 91067780, 109281336, 136601670, 163922004, 182135560, 204902505, 273203340, 327844008, 409805010, 546406680, 819610020, 1639220040]

約数ペア:

[(1, 1639220040), (2, 819610020), (3, 546406680), (4, 409805010), (5, 327844008), (6, 273203340), (8, 204902505), (9, 182135560), (10, 163922004), (12, 136601670), (15, 109281336), (18, 91067780), (20, 81961002), (24, 68300835), (30, 54640668), (36, 45533890), (40, 40980501), (45, 36427112), (53, 30928680), (60, 27320334), (72, 22766945), (90, 18213556), (106, 15464340), (120, 13660167), (159, 10309560), (180, 9106778), (212, 7732170), (265, 6185736), (318, 5154780), (360, 4553389), (424, 3866085), (477, 3436520), (530, 3092868), (636, 2577390), (795, 2061912), (954, 1718260), (1060, 1546434), (1272, 1288695), (1590, 1030956), (1621, 1011240), (1908, 859130), (2120, 773217), (2385, 687304), (2809, 583560), (3180, 515478), (3242, 505620), (3816, 429565), (4770, 343652), (4863, 337080), (5618, 291780), (6360, 257739), (6484, 252810), (8105, 202248), (8427, 194520), (9540, 171826), (9726, 168540), (11236, 145890), (12968, 126405), (14045, 116712), (14589, 112360), (16210, 101124), (16854, 97260), (19080, 85913), (19452, 84270), (22472, 72945), (24315, 67416), (25281, 64840), (28090, 58356), (29178, 56180), (32420, 50562), (33708, 48630), (38904, 42135)]