240491056

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 120

約数和(自身を含む): 551869440

約数和(自身を除く): 311378384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 151, 152, 169, 208, 247, 248, 302, 304, 338, 403, 494, 496, 589, 604, 676, 806, 988, 1178, 1208, 1352, 1612, 1963, 1976, 2356, 2416, 2704, 2869, 3211, 3224, 3926, 3952, 4681, 4712, 5239, 5738, 6422, 6448, 7657, 7852, 9362, 9424, 10478, 11476, 12844, 15314, 15704, 18724, 20956, 22952, 25519, 25688, 30628, 31408, 37297, 37448, 41912, 45904, 51038, 51376, 60853, 61256, 74594, 74896, 83824, 88939, 99541, 102076, 121706, 122512, 149188, 177878, 199082, 204152, 243412, 298376, 355756, 398164, 408304, 484861, 486824, 596752, 711512, 791089, 796328, 969722, 973648, 1156207, 1423024, 1582178, 1592656, 1939444, 2312414, 3164356, 3878888, 4624828, 6328712, 7757776, 9249656, 12657424, 15030691, 18499312, 30061382, 60122764, 120245528, 240491056]

約数ペア:

[(1, 240491056), (2, 120245528), (4, 60122764), (8, 30061382), (13, 18499312), (16, 15030691), (19, 12657424), (26, 9249656), (31, 7757776), (38, 6328712), (52, 4624828), (62, 3878888), (76, 3164356), (104, 2312414), (124, 1939444), (151, 1592656), (152, 1582178), (169, 1423024), (208, 1156207), (247, 973648), (248, 969722), (302, 796328), (304, 791089), (338, 711512), (403, 596752), (494, 486824), (496, 484861), (589, 408304), (604, 398164), (676, 355756), (806, 298376), (988, 243412), (1178, 204152), (1208, 199082), (1352, 177878), (1612, 149188), (1963, 122512), (1976, 121706), (2356, 102076), (2416, 99541), (2704, 88939), (2869, 83824), (3211, 74896), (3224, 74594), (3926, 61256), (3952, 60853), (4681, 51376), (4712, 51038), (5239, 45904), (5738, 41912), (6422, 37448), (6448, 37297), (7657, 31408), (7852, 30628), (9362, 25688), (9424, 25519), (10478, 22952), (11476, 20956), (12844, 18724), (15314, 15704)]