23555840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 70640640

約数和(自身を除く): 47084800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 239, 256, 280, 308, 320, 352, 385, 440, 448, 478, 560, 616, 640, 704, 770, 880, 896, 956, 1120, 1195, 1232, 1280, 1408, 1540, 1673, 1760, 1792, 1912, 2240, 2390, 2464, 2629, 2816, 3080, 3346, 3520, 3824, 4480, 4780, 4928, 5258, 6160, 6692, 7040, 7648, 8365, 8960, 9560, 9856, 10516, 12320, 13145, 13384, 14080, 15296, 16730, 18403, 19120, 19712, 21032, 24640, 26290, 26768, 30592, 33460, 36806, 38240, 42064, 49280, 52580, 53536, 61184, 66920, 73612, 76480, 84128, 92015, 98560, 105160, 107072, 133840, 147224, 152960, 168256, 184030, 210320, 214144, 267680, 294448, 305920, 336512, 368060, 420640, 428288, 535360, 588896, 673024, 736120, 841280, 1070720, 1177792, 1472240, 1682560, 2141440, 2355584, 2944480, 3365120, 4711168, 5888960, 11777920, 23555840]

約数ペア:

[(1, 23555840), (2, 11777920), (4, 5888960), (5, 4711168), (7, 3365120), (8, 2944480), (10, 2355584), (11, 2141440), (14, 1682560), (16, 1472240), (20, 1177792), (22, 1070720), (28, 841280), (32, 736120), (35, 673024), (40, 588896), (44, 535360), (55, 428288), (56, 420640), (64, 368060), (70, 336512), (77, 305920), (80, 294448), (88, 267680), (110, 214144), (112, 210320), (128, 184030), (140, 168256), (154, 152960), (160, 147224), (176, 133840), (220, 107072), (224, 105160), (239, 98560), (256, 92015), (280, 84128), (308, 76480), (320, 73612), (352, 66920), (385, 61184), (440, 53536), (448, 52580), (478, 49280), (560, 42064), (616, 38240), (640, 36806), (704, 33460), (770, 30592), (880, 26768), (896, 26290), (956, 24640), (1120, 21032), (1195, 19712), (1232, 19120), (1280, 18403), (1408, 16730), (1540, 15296), (1673, 14080), (1760, 13384), (1792, 13145), (1912, 12320), (2240, 10516), (2390, 9856), (2464, 9560), (2629, 8960), (2816, 8365), (3080, 7648), (3346, 7040), (3520, 6692), (3824, 6160), (4480, 5258), (4780, 4928)]