388343040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4397}}^1$

素因数の和:4444

約数の個数: 144

約数和(自身を含む): 1294489728

約数和(自身を除く): 906146688

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, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 3840, 4397, 4416, 5520, 5888, 7360, 8794, 8832, 11040, 13191, 14720, 17588, 17664, 21985, 22080, 26382, 29440, 35176, 43970, 44160, 52764, 65955, 70352, 87940, 88320, 101131, 105528, 131910, 140704, 175880, 202262, 211056, 263820, 281408, 303393, 351760, 404524, 422112, 505655, 527640, 562816, 606786, 703520, 809048, 844224, 1011310, 1055280, 1125632, 1213572, 1407040, 1516965, 1618096, 1688448, 2022620, 2110560, 2427144, 2814080, 3033930, 3236192, 3376896, 4045240, 4221120, 4854288, 5628160, 6067860, 6472384, 8090480, 8442240, 9708576, 12135720, 12944768, 16180960, 16884480, 19417152, 24271440, 25889536, 32361920, 38834304, 48542880, 64723840, 77668608, 97085760, 129447680, 194171520, 388343040]

約数ペア:

[(1, 388343040), (2, 194171520), (3, 129447680), (4, 97085760), (5, 77668608), (6, 64723840), (8, 48542880), (10, 38834304), (12, 32361920), (15, 25889536), (16, 24271440), (20, 19417152), (23, 16884480), (24, 16180960), (30, 12944768), (32, 12135720), (40, 9708576), (46, 8442240), (48, 8090480), (60, 6472384), (64, 6067860), (69, 5628160), (80, 4854288), (92, 4221120), (96, 4045240), (115, 3376896), (120, 3236192), (128, 3033930), (138, 2814080), (160, 2427144), (184, 2110560), (192, 2022620), (230, 1688448), (240, 1618096), (256, 1516965), (276, 1407040), (320, 1213572), (345, 1125632), (368, 1055280), (384, 1011310), (460, 844224), (480, 809048), (552, 703520), (640, 606786), (690, 562816), (736, 527640), (768, 505655), (920, 422112), (960, 404524), (1104, 351760), (1280, 303393), (1380, 281408), (1472, 263820), (1840, 211056), (1920, 202262), (2208, 175880), (2760, 140704), (2944, 131910), (3680, 105528), (3840, 101131), (4397, 88320), (4416, 87940), (5520, 70352), (5888, 65955), (7360, 52764), (8794, 44160), (8832, 43970), (11040, 35176), (13191, 29440), (14720, 26382), (17588, 22080), (17664, 21985)]