72171904

素因数分解:

$2^7\times 7^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 172326960

約数和(自身を除く): 100155056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 64, 74, 98, 112, 128, 148, 196, 224, 259, 296, 311, 392, 448, 518, 592, 622, 784, 896, 1036, 1184, 1244, 1568, 1813, 2072, 2177, 2368, 2488, 3136, 3626, 4144, 4354, 4736, 4976, 6272, 7252, 8288, 8708, 9952, 11507, 14504, 15239, 16576, 17416, 19904, 23014, 29008, 30478, 33152, 34832, 39808, 46028, 58016, 60956, 69664, 80549, 92056, 116032, 121912, 139328, 161098, 184112, 232064, 243824, 278656, 322196, 368224, 487648, 563843, 644392, 736448, 975296, 1127686, 1288784, 1472896, 1950592, 2255372, 2577568, 4510744, 5155136, 9021488, 10310272, 18042976, 36085952, 72171904]

約数ペア:

[(1, 72171904), (2, 36085952), (4, 18042976), (7, 10310272), (8, 9021488), (14, 5155136), (16, 4510744), (28, 2577568), (32, 2255372), (37, 1950592), (49, 1472896), (56, 1288784), (64, 1127686), (74, 975296), (98, 736448), (112, 644392), (128, 563843), (148, 487648), (196, 368224), (224, 322196), (259, 278656), (296, 243824), (311, 232064), (392, 184112), (448, 161098), (518, 139328), (592, 121912), (622, 116032), (784, 92056), (896, 80549), (1036, 69664), (1184, 60956), (1244, 58016), (1568, 46028), (1813, 39808), (2072, 34832), (2177, 33152), (2368, 30478), (2488, 29008), (3136, 23014), (3626, 19904), (4144, 17416), (4354, 16576), (4736, 15239), (4976, 14504), (6272, 11507), (7252, 9952), (8288, 8708)]