72170208

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 216

約数和(自身を含む): 239639400

約数和(自身を除く): 167469192

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 96, 99, 109, 114, 121, 132, 144, 152, 171, 176, 198, 209, 218, 228, 242, 264, 288, 304, 327, 342, 352, 363, 396, 418, 436, 456, 484, 528, 608, 627, 654, 684, 726, 792, 836, 872, 912, 968, 981, 1056, 1089, 1199, 1254, 1308, 1368, 1452, 1584, 1672, 1744, 1824, 1881, 1936, 1962, 2071, 2178, 2299, 2398, 2508, 2616, 2736, 2904, 3168, 3344, 3488, 3597, 3762, 3872, 3924, 4142, 4356, 4598, 4796, 5016, 5232, 5472, 5808, 6213, 6688, 6897, 7194, 7524, 7848, 8284, 8712, 9196, 9592, 10032, 10464, 10791, 11616, 12426, 13189, 13794, 14388, 15048, 15696, 16568, 17424, 18392, 18639, 19184, 20064, 20691, 21582, 22781, 24852, 26378, 27588, 28776, 30096, 31392, 33136, 34848, 36784, 37278, 38368, 39567, 41382, 43164, 45562, 49704, 52756, 55176, 57552, 60192, 66272, 68343, 73568, 74556, 79134, 82764, 86328, 91124, 99408, 105512, 110352, 115104, 118701, 136686, 149112, 158268, 165528, 172656, 182248, 198816, 205029, 211024, 220704, 237402, 250591, 273372, 298224, 316536, 331056, 345312, 364496, 410058, 422048, 474804, 501182, 546744, 596448, 633072, 662112, 728992, 751773, 820116, 949608, 1002364, 1093488, 1266144, 1503546, 1640232, 1899216, 2004728, 2186976, 2255319, 3007092, 3280464, 3798432, 4009456, 4510638, 6014184, 6560928, 8018912, 9021276, 12028368, 18042552, 24056736, 36085104, 72170208]

約数ペア:

[(1, 72170208), (2, 36085104), (3, 24056736), (4, 18042552), (6, 12028368), (8, 9021276), (9, 8018912), (11, 6560928), (12, 6014184), (16, 4510638), (18, 4009456), (19, 3798432), (22, 3280464), (24, 3007092), (32, 2255319), (33, 2186976), (36, 2004728), (38, 1899216), (44, 1640232), (48, 1503546), (57, 1266144), (66, 1093488), (72, 1002364), (76, 949608), (88, 820116), (96, 751773), (99, 728992), (109, 662112), (114, 633072), (121, 596448), (132, 546744), (144, 501182), (152, 474804), (171, 422048), (176, 410058), (198, 364496), (209, 345312), (218, 331056), (228, 316536), (242, 298224), (264, 273372), (288, 250591), (304, 237402), (327, 220704), (342, 211024), (352, 205029), (363, 198816), (396, 182248), (418, 172656), (436, 165528), (456, 158268), (484, 149112), (528, 136686), (608, 118701), (627, 115104), (654, 110352), (684, 105512), (726, 99408), (792, 91124), (836, 86328), (872, 82764), (912, 79134), (968, 74556), (981, 73568), (1056, 68343), (1089, 66272), (1199, 60192), (1254, 57552), (1308, 55176), (1368, 52756), (1452, 49704), (1584, 45562), (1672, 43164), (1744, 41382), (1824, 39567), (1881, 38368), (1936, 37278), (1962, 36784), (2071, 34848), (2178, 33136), (2299, 31392), (2398, 30096), (2508, 28776), (2616, 27588), (2736, 26378), (2904, 24852), (3168, 22781), (3344, 21582), (3488, 20691), (3597, 20064), (3762, 19184), (3872, 18639), (3924, 18392), (4142, 17424), (4356, 16568), (4598, 15696), (4796, 15048), (5016, 14388), (5232, 13794), (5472, 13189), (5808, 12426), (6213, 11616), (6688, 10791), (6897, 10464), (7194, 10032), (7524, 9592), (7848, 9196), (8284, 8712)]