18400625880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1685039}}^1$

素因数の和:1685073

約数の個数: 128

約数和(自身を含む): 67940812800

約数和(自身を除く): 49540186920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 1685039, 3370078, 5055117, 6740156, 8425195, 10110234, 11795273, 13480312, 16850390, 20220468, 21905507, 23590546, 25275585, 33700780, 35385819, 40440936, 43811014, 47181092, 50551170, 58976365, 65716521, 67401560, 70771638, 87622028, 94362184, 101102340, 109527535, 117952730, 131433042, 141543276, 153338549, 175244056, 176929095, 202204680, 219055070, 235905460, 262866084, 283086552, 306677098, 328582605, 353858190, 438110140, 460015647, 471810920, 525732168, 613354196, 657165210, 707716380, 766692745, 876220280, 920031294, 1226708392, 1314330420, 1415432760, 1533385490, 1840062588, 2300078235, 2628660840, 3066770980, 3680125176, 4600156470, 6133541960, 9200312940, 18400625880]

約数ペア:

[(1, 18400625880), (2, 9200312940), (3, 6133541960), (4, 4600156470), (5, 3680125176), (6, 3066770980), (7, 2628660840), (8, 2300078235), (10, 1840062588), (12, 1533385490), (13, 1415432760), (14, 1314330420), (15, 1226708392), (20, 920031294), (21, 876220280), (24, 766692745), (26, 707716380), (28, 657165210), (30, 613354196), (35, 525732168), (39, 471810920), (40, 460015647), (42, 438110140), (52, 353858190), (56, 328582605), (60, 306677098), (65, 283086552), (70, 262866084), (78, 235905460), (84, 219055070), (91, 202204680), (104, 176929095), (105, 175244056), (120, 153338549), (130, 141543276), (140, 131433042), (156, 117952730), (168, 109527535), (182, 101102340), (195, 94362184), (210, 87622028), (260, 70771638), (273, 67401560), (280, 65716521), (312, 58976365), (364, 50551170), (390, 47181092), (420, 43811014), (455, 40440936), (520, 35385819), (546, 33700780), (728, 25275585), (780, 23590546), (840, 21905507), (910, 20220468), (1092, 16850390), (1365, 13480312), (1560, 11795273), (1820, 10110234), (2184, 8425195), (2730, 6740156), (3640, 5055117), (5460, 3370078), (10920, 1685039)]