72717408

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 221523120

約数和(自身を除く): 148805712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 97, 114, 137, 144, 152, 171, 194, 228, 274, 288, 291, 304, 342, 388, 411, 456, 548, 582, 608, 684, 776, 822, 873, 912, 1096, 1164, 1233, 1368, 1552, 1644, 1746, 1824, 1843, 2192, 2328, 2466, 2603, 2736, 3104, 3288, 3492, 3686, 4384, 4656, 4932, 5206, 5472, 5529, 6576, 6984, 7372, 7809, 9312, 9864, 10412, 11058, 13152, 13289, 13968, 14744, 15618, 16587, 19728, 20824, 22116, 23427, 26578, 27936, 29488, 31236, 33174, 39456, 39867, 41648, 44232, 46854, 53156, 58976, 62472, 66348, 79734, 83296, 88464, 93708, 106312, 119601, 124944, 132696, 159468, 176928, 187416, 212624, 239202, 249888, 252491, 265392, 318936, 374832, 425248, 478404, 504982, 530784, 637872, 749664, 757473, 956808, 1009964, 1275744, 1514946, 1913616, 2019928, 2272419, 3029892, 3827232, 4039856, 4544838, 6059784, 8079712, 9089676, 12119568, 18179352, 24239136, 36358704, 72717408]

約数ペア:

[(1, 72717408), (2, 36358704), (3, 24239136), (4, 18179352), (6, 12119568), (8, 9089676), (9, 8079712), (12, 6059784), (16, 4544838), (18, 4039856), (19, 3827232), (24, 3029892), (32, 2272419), (36, 2019928), (38, 1913616), (48, 1514946), (57, 1275744), (72, 1009964), (76, 956808), (96, 757473), (97, 749664), (114, 637872), (137, 530784), (144, 504982), (152, 478404), (171, 425248), (194, 374832), (228, 318936), (274, 265392), (288, 252491), (291, 249888), (304, 239202), (342, 212624), (388, 187416), (411, 176928), (456, 159468), (548, 132696), (582, 124944), (608, 119601), (684, 106312), (776, 93708), (822, 88464), (873, 83296), (912, 79734), (1096, 66348), (1164, 62472), (1233, 58976), (1368, 53156), (1552, 46854), (1644, 44232), (1746, 41648), (1824, 39867), (1843, 39456), (2192, 33174), (2328, 31236), (2466, 29488), (2603, 27936), (2736, 26578), (3104, 23427), (3288, 22116), (3492, 20824), (3686, 19728), (4384, 16587), (4656, 15618), (4932, 14744), (5206, 13968), (5472, 13289), (5529, 13152), (6576, 11058), (6984, 10412), (7372, 9864), (7809, 9312)]