18857760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2311}}^1$

素因数の和:2346

約数の個数: 96

約数和(自身を含む): 62923392

約数和(自身を除く): 44065632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 340, 408, 480, 510, 544, 680, 816, 1020, 1360, 1632, 2040, 2311, 2720, 4080, 4622, 6933, 8160, 9244, 11555, 13866, 18488, 23110, 27732, 34665, 36976, 39287, 46220, 55464, 69330, 73952, 78574, 92440, 110928, 117861, 138660, 157148, 184880, 196435, 221856, 235722, 277320, 314296, 369760, 392870, 471444, 554640, 589305, 628592, 785740, 942888, 1109280, 1178610, 1257184, 1571480, 1885776, 2357220, 3142960, 3771552, 4714440, 6285920, 9428880, 18857760]

約数ペア:

[(1, 18857760), (2, 9428880), (3, 6285920), (4, 4714440), (5, 3771552), (6, 3142960), (8, 2357220), (10, 1885776), (12, 1571480), (15, 1257184), (16, 1178610), (17, 1109280), (20, 942888), (24, 785740), (30, 628592), (32, 589305), (34, 554640), (40, 471444), (48, 392870), (51, 369760), (60, 314296), (68, 277320), (80, 235722), (85, 221856), (96, 196435), (102, 184880), (120, 157148), (136, 138660), (160, 117861), (170, 110928), (204, 92440), (240, 78574), (255, 73952), (272, 69330), (340, 55464), (408, 46220), (480, 39287), (510, 36976), (544, 34665), (680, 27732), (816, 23110), (1020, 18488), (1360, 13866), (1632, 11555), (2040, 9244), (2311, 8160), (2720, 6933), (4080, 4622)]