257562396

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:465

約数の個数: 192

約数和(自身を含む): 835430400

約数和(自身を除く): 577868004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 73, 78, 84, 91, 108, 117, 126, 146, 156, 182, 189, 219, 234, 252, 273, 292, 351, 359, 364, 378, 438, 468, 511, 546, 657, 702, 718, 756, 819, 876, 949, 1022, 1077, 1092, 1314, 1404, 1436, 1533, 1638, 1898, 1971, 2044, 2154, 2457, 2513, 2628, 2847, 3066, 3231, 3276, 3796, 3942, 4308, 4599, 4667, 4914, 5026, 5694, 6132, 6462, 6643, 7539, 7884, 8541, 9198, 9334, 9693, 9828, 10052, 11388, 12924, 13286, 13797, 14001, 15078, 17082, 18396, 18668, 19386, 19929, 22617, 25623, 26207, 26572, 27594, 28002, 30156, 32669, 34164, 38772, 39858, 42003, 45234, 51246, 52414, 55188, 56004, 59787, 65338, 67851, 78621, 79716, 84006, 90468, 98007, 102492, 104828, 119574, 126009, 130676, 135702, 157242, 168012, 179361, 183449, 196014, 235863, 239148, 252018, 271404, 294021, 314484, 340691, 358722, 366898, 392028, 471726, 504036, 550347, 588042, 681382, 707589, 717444, 733796, 882063, 943452, 1022073, 1100694, 1176084, 1362764, 1415178, 1651041, 1764126, 2044146, 2201388, 2384837, 2830356, 3066219, 3302082, 3528252, 4088292, 4769674, 4953123, 6132438, 6604164, 7154511, 9198657, 9539348, 9906246, 12264876, 14309022, 18397314, 19812492, 21463533, 28618044, 36794628, 42927066, 64390599, 85854132, 128781198, 257562396]

約数ペア:

[(1, 257562396), (2, 128781198), (3, 85854132), (4, 64390599), (6, 42927066), (7, 36794628), (9, 28618044), (12, 21463533), (13, 19812492), (14, 18397314), (18, 14309022), (21, 12264876), (26, 9906246), (27, 9539348), (28, 9198657), (36, 7154511), (39, 6604164), (42, 6132438), (52, 4953123), (54, 4769674), (63, 4088292), (73, 3528252), (78, 3302082), (84, 3066219), (91, 2830356), (108, 2384837), (117, 2201388), (126, 2044146), (146, 1764126), (156, 1651041), (182, 1415178), (189, 1362764), (219, 1176084), (234, 1100694), (252, 1022073), (273, 943452), (292, 882063), (351, 733796), (359, 717444), (364, 707589), (378, 681382), (438, 588042), (468, 550347), (511, 504036), (546, 471726), (657, 392028), (702, 366898), (718, 358722), (756, 340691), (819, 314484), (876, 294021), (949, 271404), (1022, 252018), (1077, 239148), (1092, 235863), (1314, 196014), (1404, 183449), (1436, 179361), (1533, 168012), (1638, 157242), (1898, 135702), (1971, 130676), (2044, 126009), (2154, 119574), (2457, 104828), (2513, 102492), (2628, 98007), (2847, 90468), (3066, 84006), (3231, 79716), (3276, 78621), (3796, 67851), (3942, 65338), (4308, 59787), (4599, 56004), (4667, 55188), (4914, 52414), (5026, 51246), (5694, 45234), (6132, 42003), (6462, 39858), (6643, 38772), (7539, 34164), (7884, 32669), (8541, 30156), (9198, 28002), (9334, 27594), (9693, 26572), (9828, 26207), (10052, 25623), (11388, 22617), (12924, 19929), (13286, 19386), (13797, 18668), (14001, 18396), (15078, 17082)]