212410880

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:450

約数の個数: 160

約数和(自身を含む): 586301760

約数和(自身を除く): 373890880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 380, 397, 418, 440, 512, 608, 640, 704, 760, 794, 836, 880, 1045, 1216, 1280, 1408, 1520, 1588, 1672, 1760, 1985, 2090, 2432, 2560, 2816, 3040, 3176, 3344, 3520, 3970, 4180, 4367, 4864, 5632, 6080, 6352, 6688, 7040, 7543, 7940, 8360, 8734, 9728, 12160, 12704, 13376, 14080, 15086, 15880, 16720, 17468, 21835, 24320, 25408, 26752, 28160, 30172, 31760, 33440, 34936, 37715, 43670, 48640, 50816, 53504, 60344, 63520, 66880, 69872, 75430, 82973, 87340, 101632, 107008, 120688, 127040, 133760, 139744, 150860, 165946, 174680, 203264, 241376, 254080, 267520, 279488, 301720, 331892, 349360, 414865, 482752, 508160, 535040, 558976, 603440, 663784, 698720, 829730, 965504, 1016320, 1117952, 1206880, 1327568, 1397440, 1659460, 1931008, 2235904, 2413760, 2655136, 2794880, 3318920, 3862016, 4827520, 5310272, 5589760, 6637840, 9655040, 10620544, 11179520, 13275680, 19310080, 21241088, 26551360, 42482176, 53102720, 106205440, 212410880]

約数ペア:

[(1, 212410880), (2, 106205440), (4, 53102720), (5, 42482176), (8, 26551360), (10, 21241088), (11, 19310080), (16, 13275680), (19, 11179520), (20, 10620544), (22, 9655040), (32, 6637840), (38, 5589760), (40, 5310272), (44, 4827520), (55, 3862016), (64, 3318920), (76, 2794880), (80, 2655136), (88, 2413760), (95, 2235904), (110, 1931008), (128, 1659460), (152, 1397440), (160, 1327568), (176, 1206880), (190, 1117952), (209, 1016320), (220, 965504), (256, 829730), (304, 698720), (320, 663784), (352, 603440), (380, 558976), (397, 535040), (418, 508160), (440, 482752), (512, 414865), (608, 349360), (640, 331892), (704, 301720), (760, 279488), (794, 267520), (836, 254080), (880, 241376), (1045, 203264), (1216, 174680), (1280, 165946), (1408, 150860), (1520, 139744), (1588, 133760), (1672, 127040), (1760, 120688), (1985, 107008), (2090, 101632), (2432, 87340), (2560, 82973), (2816, 75430), (3040, 69872), (3176, 66880), (3344, 63520), (3520, 60344), (3970, 53504), (4180, 50816), (4367, 48640), (4864, 43670), (5632, 37715), (6080, 34936), (6352, 33440), (6688, 31760), (7040, 30172), (7543, 28160), (7940, 26752), (8360, 25408), (8734, 24320), (9728, 21835), (12160, 17468), (12704, 16720), (13376, 15880), (14080, 15086)]