18503040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 61689600

約数和(自身を除く): 43186560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 419, 460, 480, 552, 640, 690, 736, 838, 920, 960, 1104, 1257, 1380, 1472, 1676, 1840, 1920, 2095, 2208, 2514, 2760, 2944, 3352, 3680, 4190, 4416, 5028, 5520, 6285, 6704, 7360, 8380, 8832, 9637, 10056, 11040, 12570, 13408, 14720, 16760, 19274, 20112, 22080, 25140, 26816, 28911, 33520, 38548, 40224, 44160, 48185, 50280, 53632, 57822, 67040, 77096, 80448, 96370, 100560, 115644, 134080, 144555, 154192, 160896, 192740, 201120, 231288, 268160, 289110, 308384, 385480, 402240, 462576, 578220, 616768, 770960, 804480, 925152, 1156440, 1233536, 1541920, 1850304, 2312880, 3083840, 3700608, 4625760, 6167680, 9251520, 18503040]

約数ペア:

[(1, 18503040), (2, 9251520), (3, 6167680), (4, 4625760), (5, 3700608), (6, 3083840), (8, 2312880), (10, 1850304), (12, 1541920), (15, 1233536), (16, 1156440), (20, 925152), (23, 804480), (24, 770960), (30, 616768), (32, 578220), (40, 462576), (46, 402240), (48, 385480), (60, 308384), (64, 289110), (69, 268160), (80, 231288), (92, 201120), (96, 192740), (115, 160896), (120, 154192), (128, 144555), (138, 134080), (160, 115644), (184, 100560), (192, 96370), (230, 80448), (240, 77096), (276, 67040), (320, 57822), (345, 53632), (368, 50280), (384, 48185), (419, 44160), (460, 40224), (480, 38548), (552, 33520), (640, 28911), (690, 26816), (736, 25140), (838, 22080), (920, 20112), (960, 19274), (1104, 16760), (1257, 14720), (1380, 13408), (1472, 12570), (1676, 11040), (1840, 10056), (1920, 9637), (2095, 8832), (2208, 8380), (2514, 7360), (2760, 6704), (2944, 6285), (3352, 5520), (3680, 5028), (4190, 4416)]