38554440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 123206400

約数和(自身を除く): 84651960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 229, 230, 244, 276, 305, 345, 366, 458, 460, 488, 552, 610, 687, 690, 732, 915, 916, 920, 1145, 1220, 1374, 1380, 1403, 1464, 1830, 1832, 2290, 2440, 2748, 2760, 2806, 3435, 3660, 4209, 4580, 5267, 5496, 5612, 6870, 7015, 7320, 8418, 9160, 10534, 11224, 13740, 13969, 14030, 15801, 16836, 21045, 21068, 26335, 27480, 27938, 28060, 31602, 33672, 41907, 42090, 42136, 52670, 55876, 56120, 63204, 69845, 79005, 83814, 84180, 105340, 111752, 126408, 139690, 158010, 167628, 168360, 209535, 210680, 279380, 316020, 321287, 335256, 419070, 558760, 632040, 642574, 838140, 963861, 1285148, 1606435, 1676280, 1927722, 2570296, 3212870, 3855444, 4819305, 6425740, 7710888, 9638610, 12851480, 19277220, 38554440]

約数ペア:

[(1, 38554440), (2, 19277220), (3, 12851480), (4, 9638610), (5, 7710888), (6, 6425740), (8, 4819305), (10, 3855444), (12, 3212870), (15, 2570296), (20, 1927722), (23, 1676280), (24, 1606435), (30, 1285148), (40, 963861), (46, 838140), (60, 642574), (61, 632040), (69, 558760), (92, 419070), (115, 335256), (120, 321287), (122, 316020), (138, 279380), (183, 210680), (184, 209535), (229, 168360), (230, 167628), (244, 158010), (276, 139690), (305, 126408), (345, 111752), (366, 105340), (458, 84180), (460, 83814), (488, 79005), (552, 69845), (610, 63204), (687, 56120), (690, 55876), (732, 52670), (915, 42136), (916, 42090), (920, 41907), (1145, 33672), (1220, 31602), (1374, 28060), (1380, 27938), (1403, 27480), (1464, 26335), (1830, 21068), (1832, 21045), (2290, 16836), (2440, 15801), (2748, 14030), (2760, 13969), (2806, 13740), (3435, 11224), (3660, 10534), (4209, 9160), (4580, 8418), (5267, 7320), (5496, 7015), (5612, 6870)]