30933760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3$

素因数の和:71

約数の個数: 144

約数和(自身を含む): 87564960

約数和(自身を除く): 56631200

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 169, 176, 208, 220, 256, 260, 286, 320, 338, 352, 416, 440, 520, 572, 640, 676, 704, 715, 832, 845, 880, 1040, 1144, 1280, 1352, 1408, 1430, 1664, 1690, 1760, 1859, 2080, 2197, 2288, 2704, 2816, 2860, 3328, 3380, 3520, 3718, 4160, 4394, 4576, 5408, 5720, 6760, 7040, 7436, 8320, 8788, 9152, 9295, 10816, 10985, 11440, 13520, 14080, 14872, 16640, 17576, 18304, 18590, 21632, 21970, 22880, 24167, 27040, 29744, 35152, 36608, 37180, 43264, 43940, 45760, 48334, 54080, 59488, 70304, 74360, 87880, 91520, 96668, 108160, 118976, 120835, 140608, 148720, 175760, 183040, 193336, 216320, 237952, 241670, 281216, 297440, 351520, 386672, 475904, 483340, 562432, 594880, 703040, 773344, 966680, 1189760, 1406080, 1546688, 1933360, 2379520, 2812160, 3093376, 3866720, 6186752, 7733440, 15466880, 30933760]

約数ペア:

[(1, 30933760), (2, 15466880), (4, 7733440), (5, 6186752), (8, 3866720), (10, 3093376), (11, 2812160), (13, 2379520), (16, 1933360), (20, 1546688), (22, 1406080), (26, 1189760), (32, 966680), (40, 773344), (44, 703040), (52, 594880), (55, 562432), (64, 483340), (65, 475904), (80, 386672), (88, 351520), (104, 297440), (110, 281216), (128, 241670), (130, 237952), (143, 216320), (160, 193336), (169, 183040), (176, 175760), (208, 148720), (220, 140608), (256, 120835), (260, 118976), (286, 108160), (320, 96668), (338, 91520), (352, 87880), (416, 74360), (440, 70304), (520, 59488), (572, 54080), (640, 48334), (676, 45760), (704, 43940), (715, 43264), (832, 37180), (845, 36608), (880, 35152), (1040, 29744), (1144, 27040), (1280, 24167), (1352, 22880), (1408, 21970), (1430, 21632), (1664, 18590), (1690, 18304), (1760, 17576), (1859, 16640), (2080, 14872), (2197, 14080), (2288, 13520), (2704, 11440), (2816, 10985), (2860, 10816), (3328, 9295), (3380, 9152), (3520, 8788), (3718, 8320), (4160, 7436), (4394, 7040), (4576, 6760), (5408, 5720)]