280478484

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 216

約数和(自身を含む): 872309760

約数和(自身を除く): 591831276

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 99, 108, 117, 121, 127, 132, 143, 156, 169, 198, 234, 242, 254, 286, 297, 338, 351, 363, 381, 396, 429, 468, 484, 507, 508, 572, 594, 676, 702, 726, 762, 858, 1014, 1089, 1143, 1188, 1287, 1397, 1404, 1452, 1521, 1524, 1573, 1651, 1716, 1859, 2028, 2178, 2286, 2574, 2794, 3042, 3146, 3267, 3302, 3429, 3718, 3861, 4191, 4356, 4563, 4572, 4719, 4953, 5148, 5577, 5588, 6084, 6292, 6534, 6604, 6858, 7436, 7722, 8382, 9126, 9438, 9906, 11154, 12573, 13068, 13716, 14157, 14859, 15367, 15444, 16731, 16764, 18161, 18252, 18876, 19812, 20449, 21463, 22308, 25146, 28314, 29718, 30734, 33462, 36322, 37719, 40898, 42471, 42926, 44577, 46101, 50193, 50292, 54483, 56628, 59436, 61347, 61468, 64389, 66924, 72644, 75438, 81796, 84942, 85852, 89154, 92202, 100386, 108966, 122694, 128778, 138303, 150876, 163449, 169884, 178308, 184041, 184404, 193167, 199771, 200772, 217932, 236093, 245388, 257556, 276606, 326898, 368082, 386334, 399542, 414909, 472186, 490347, 552123, 553212, 579501, 599313, 653796, 708279, 736164, 772668, 799084, 829818, 944372, 980694, 1104246, 1159002, 1198626, 1416558, 1659636, 1797939, 1961388, 2124837, 2208492, 2318004, 2397252, 2597023, 2833116, 3595878, 4249674, 5194046, 5393817, 6374511, 7191756, 7791069, 8499348, 10388092, 10787634, 12749022, 15582138, 21575268, 23373207, 25498044, 31164276, 46746414, 70119621, 93492828, 140239242, 280478484]

約数ペア:

[(1, 280478484), (2, 140239242), (3, 93492828), (4, 70119621), (6, 46746414), (9, 31164276), (11, 25498044), (12, 23373207), (13, 21575268), (18, 15582138), (22, 12749022), (26, 10787634), (27, 10388092), (33, 8499348), (36, 7791069), (39, 7191756), (44, 6374511), (52, 5393817), (54, 5194046), (66, 4249674), (78, 3595878), (99, 2833116), (108, 2597023), (117, 2397252), (121, 2318004), (127, 2208492), (132, 2124837), (143, 1961388), (156, 1797939), (169, 1659636), (198, 1416558), (234, 1198626), (242, 1159002), (254, 1104246), (286, 980694), (297, 944372), (338, 829818), (351, 799084), (363, 772668), (381, 736164), (396, 708279), (429, 653796), (468, 599313), (484, 579501), (507, 553212), (508, 552123), (572, 490347), (594, 472186), (676, 414909), (702, 399542), (726, 386334), (762, 368082), (858, 326898), (1014, 276606), (1089, 257556), (1143, 245388), (1188, 236093), (1287, 217932), (1397, 200772), (1404, 199771), (1452, 193167), (1521, 184404), (1524, 184041), (1573, 178308), (1651, 169884), (1716, 163449), (1859, 150876), (2028, 138303), (2178, 128778), (2286, 122694), (2574, 108966), (2794, 100386), (3042, 92202), (3146, 89154), (3267, 85852), (3302, 84942), (3429, 81796), (3718, 75438), (3861, 72644), (4191, 66924), (4356, 64389), (4563, 61468), (4572, 61347), (4719, 59436), (4953, 56628), (5148, 54483), (5577, 50292), (5588, 50193), (6084, 46101), (6292, 44577), (6534, 42926), (6604, 42471), (6858, 40898), (7436, 37719), (7722, 36322), (8382, 33462), (9126, 30734), (9438, 29718), (9906, 28314), (11154, 25146), (12573, 22308), (13068, 21463), (13716, 20449), (14157, 19812), (14859, 18876), (15367, 18252), (15444, 18161), (16731, 16764)]