8736640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 24455520

約数和(自身を除く): 15718880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 73, 80, 85, 88, 110, 128, 136, 146, 160, 170, 176, 187, 220, 272, 292, 320, 340, 352, 365, 374, 440, 544, 584, 640, 680, 704, 730, 748, 803, 880, 935, 1088, 1168, 1241, 1360, 1408, 1460, 1496, 1606, 1760, 1870, 2176, 2336, 2482, 2720, 2920, 2992, 3212, 3520, 3740, 4015, 4672, 4964, 5440, 5840, 5984, 6205, 6424, 7040, 7480, 8030, 9344, 9928, 10880, 11680, 11968, 12410, 12848, 13651, 14960, 16060, 19856, 23360, 23936, 24820, 25696, 27302, 29920, 32120, 39712, 46720, 49640, 51392, 54604, 59840, 64240, 68255, 79424, 99280, 102784, 109208, 119680, 128480, 136510, 158848, 198560, 218416, 256960, 273020, 397120, 436832, 513920, 546040, 794240, 873664, 1092080, 1747328, 2184160, 4368320, 8736640]

約数ペア:

[(1, 8736640), (2, 4368320), (4, 2184160), (5, 1747328), (8, 1092080), (10, 873664), (11, 794240), (16, 546040), (17, 513920), (20, 436832), (22, 397120), (32, 273020), (34, 256960), (40, 218416), (44, 198560), (55, 158848), (64, 136510), (68, 128480), (73, 119680), (80, 109208), (85, 102784), (88, 99280), (110, 79424), (128, 68255), (136, 64240), (146, 59840), (160, 54604), (170, 51392), (176, 49640), (187, 46720), (220, 39712), (272, 32120), (292, 29920), (320, 27302), (340, 25696), (352, 24820), (365, 23936), (374, 23360), (440, 19856), (544, 16060), (584, 14960), (640, 13651), (680, 12848), (704, 12410), (730, 11968), (748, 11680), (803, 10880), (880, 9928), (935, 9344), (1088, 8030), (1168, 7480), (1241, 7040), (1360, 6424), (1408, 6205), (1460, 5984), (1496, 5840), (1606, 5440), (1760, 4964), (1870, 4672), (2176, 4015), (2336, 3740), (2482, 3520), (2720, 3212), (2920, 2992)]