72642080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 96

約数和(自身を含む): 198858240

約数和(自身を除く): 126216160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 553, 560, 632, 790, 821, 1106, 1120, 1264, 1580, 1642, 2212, 2528, 2765, 3160, 3284, 4105, 4424, 5530, 5747, 6320, 6568, 8210, 8848, 11060, 11494, 12640, 13136, 16420, 17696, 22120, 22988, 26272, 28735, 32840, 44240, 45976, 57470, 64859, 65680, 88480, 91952, 114940, 129718, 131360, 183904, 229880, 259436, 324295, 454013, 459760, 518872, 648590, 908026, 919520, 1037744, 1297180, 1816052, 2075488, 2270065, 2594360, 3632104, 4540130, 5188720, 7264208, 9080260, 10377440, 14528416, 18160520, 36321040, 72642080]

約数ペア:

[(1, 72642080), (2, 36321040), (4, 18160520), (5, 14528416), (7, 10377440), (8, 9080260), (10, 7264208), (14, 5188720), (16, 4540130), (20, 3632104), (28, 2594360), (32, 2270065), (35, 2075488), (40, 1816052), (56, 1297180), (70, 1037744), (79, 919520), (80, 908026), (112, 648590), (140, 518872), (158, 459760), (160, 454013), (224, 324295), (280, 259436), (316, 229880), (395, 183904), (553, 131360), (560, 129718), (632, 114940), (790, 91952), (821, 88480), (1106, 65680), (1120, 64859), (1264, 57470), (1580, 45976), (1642, 44240), (2212, 32840), (2528, 28735), (2765, 26272), (3160, 22988), (3284, 22120), (4105, 17696), (4424, 16420), (5530, 13136), (5747, 12640), (6320, 11494), (6568, 11060), (8210, 8848)]