72130422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:470

約数の個数: 128

約数和(自身を含む): 198374400

約数和(自身を除く): 126243978

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 19, 21, 26, 34, 38, 39, 42, 51, 57, 78, 91, 102, 114, 119, 133, 182, 221, 238, 247, 266, 273, 323, 357, 399, 409, 442, 494, 546, 646, 663, 714, 741, 798, 818, 969, 1227, 1326, 1482, 1547, 1729, 1938, 2261, 2454, 2863, 3094, 3458, 4199, 4522, 4641, 5187, 5317, 5726, 6783, 6953, 7771, 8398, 8589, 9282, 10374, 10634, 12597, 13566, 13906, 15542, 15951, 17178, 20859, 23313, 25194, 29393, 31902, 37219, 41718, 46626, 48671, 54397, 58786, 74438, 88179, 90389, 97342, 101023, 108794, 111657, 132107, 146013, 163191, 176358, 180778, 202046, 223314, 264214, 271167, 292026, 303069, 326382, 396321, 542334, 606138, 632723, 707161, 792642, 924749, 1265446, 1414322, 1717391, 1849498, 1898169, 2121483, 2774247, 3434782, 3796338, 4242966, 5152173, 5548494, 10304346, 12021737, 24043474, 36065211, 72130422]

約数ペア:

[(1, 72130422), (2, 36065211), (3, 24043474), (6, 12021737), (7, 10304346), (13, 5548494), (14, 5152173), (17, 4242966), (19, 3796338), (21, 3434782), (26, 2774247), (34, 2121483), (38, 1898169), (39, 1849498), (42, 1717391), (51, 1414322), (57, 1265446), (78, 924749), (91, 792642), (102, 707161), (114, 632723), (119, 606138), (133, 542334), (182, 396321), (221, 326382), (238, 303069), (247, 292026), (266, 271167), (273, 264214), (323, 223314), (357, 202046), (399, 180778), (409, 176358), (442, 163191), (494, 146013), (546, 132107), (646, 111657), (663, 108794), (714, 101023), (741, 97342), (798, 90389), (818, 88179), (969, 74438), (1227, 58786), (1326, 54397), (1482, 48671), (1547, 46626), (1729, 41718), (1938, 37219), (2261, 31902), (2454, 29393), (2863, 25194), (3094, 23313), (3458, 20859), (4199, 17178), (4522, 15951), (4641, 15542), (5187, 13906), (5317, 13566), (5726, 12597), (6783, 10634), (6953, 10374), (7771, 9282), (8398, 8589)]