18244160

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 112

約数和(自身を含む): 48719232

約数和(自身を除く): 30475072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 71, 73, 80, 88, 110, 142, 146, 160, 176, 220, 284, 292, 320, 352, 355, 365, 440, 568, 584, 704, 710, 730, 781, 803, 880, 1136, 1168, 1420, 1460, 1562, 1606, 1760, 2272, 2336, 2840, 2920, 3124, 3212, 3520, 3905, 4015, 4544, 4672, 5183, 5680, 5840, 6248, 6424, 7810, 8030, 10366, 11360, 11680, 12496, 12848, 15620, 16060, 20732, 22720, 23360, 24992, 25696, 25915, 31240, 32120, 41464, 49984, 51392, 51830, 57013, 62480, 64240, 82928, 103660, 114026, 124960, 128480, 165856, 207320, 228052, 249920, 256960, 285065, 331712, 414640, 456104, 570130, 829280, 912208, 1140260, 1658560, 1824416, 2280520, 3648832, 4561040, 9122080, 18244160]

約数ペア:

[(1, 18244160), (2, 9122080), (4, 4561040), (5, 3648832), (8, 2280520), (10, 1824416), (11, 1658560), (16, 1140260), (20, 912208), (22, 829280), (32, 570130), (40, 456104), (44, 414640), (55, 331712), (64, 285065), (71, 256960), (73, 249920), (80, 228052), (88, 207320), (110, 165856), (142, 128480), (146, 124960), (160, 114026), (176, 103660), (220, 82928), (284, 64240), (292, 62480), (320, 57013), (352, 51830), (355, 51392), (365, 49984), (440, 41464), (568, 32120), (584, 31240), (704, 25915), (710, 25696), (730, 24992), (781, 23360), (803, 22720), (880, 20732), (1136, 16060), (1168, 15620), (1420, 12848), (1460, 12496), (1562, 11680), (1606, 11360), (1760, 10366), (2272, 8030), (2336, 7810), (2840, 6424), (2920, 6248), (3124, 5840), (3212, 5680), (3520, 5183), (3905, 4672), (4015, 4544)]