81921312

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1407

約数の個数: 144

約数和(自身を含む): 267714720

約数和(自身を除く): 185793408

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, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 288, 304, 342, 352, 396, 418, 456, 528, 608, 627, 684, 792, 836, 912, 1056, 1254, 1361, 1368, 1584, 1672, 1824, 1881, 2508, 2722, 2736, 3168, 3344, 3762, 4083, 5016, 5444, 5472, 6688, 7524, 8166, 10032, 10888, 12249, 14971, 15048, 16332, 20064, 21776, 24498, 25859, 29942, 30096, 32664, 43552, 44913, 48996, 51718, 59884, 60192, 65328, 77577, 89826, 97992, 103436, 119768, 130656, 134739, 155154, 179652, 195984, 206872, 232731, 239536, 269478, 284449, 310308, 359304, 391968, 413744, 465462, 479072, 538956, 568898, 620616, 718608, 827488, 853347, 930924, 1077912, 1137796, 1241232, 1437216, 1706694, 1861848, 2155824, 2275592, 2482464, 2560041, 3413388, 3723696, 4311648, 4551184, 5120082, 6826776, 7447392, 9102368, 10240164, 13653552, 20480328, 27307104, 40960656, 81921312]

約数ペア:

[(1, 81921312), (2, 40960656), (3, 27307104), (4, 20480328), (6, 13653552), (8, 10240164), (9, 9102368), (11, 7447392), (12, 6826776), (16, 5120082), (18, 4551184), (19, 4311648), (22, 3723696), (24, 3413388), (32, 2560041), (33, 2482464), (36, 2275592), (38, 2155824), (44, 1861848), (48, 1706694), (57, 1437216), (66, 1241232), (72, 1137796), (76, 1077912), (88, 930924), (96, 853347), (99, 827488), (114, 718608), (132, 620616), (144, 568898), (152, 538956), (171, 479072), (176, 465462), (198, 413744), (209, 391968), (228, 359304), (264, 310308), (288, 284449), (304, 269478), (342, 239536), (352, 232731), (396, 206872), (418, 195984), (456, 179652), (528, 155154), (608, 134739), (627, 130656), (684, 119768), (792, 103436), (836, 97992), (912, 89826), (1056, 77577), (1254, 65328), (1361, 60192), (1368, 59884), (1584, 51718), (1672, 48996), (1824, 44913), (1881, 43552), (2508, 32664), (2722, 30096), (2736, 29942), (3168, 25859), (3344, 24498), (3762, 21776), (4083, 20064), (5016, 16332), (5444, 15048), (5472, 14971), (6688, 12249), (7524, 10888), (8166, 10032)]