155811240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 551350800

約数和(自身を除く): 395539560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 197, 234, 260, 312, 338, 360, 390, 394, 468, 507, 520, 585, 591, 676, 780, 788, 845, 936, 985, 1014, 1170, 1182, 1352, 1521, 1560, 1576, 1690, 1773, 1970, 2028, 2197, 2340, 2364, 2535, 2561, 2955, 3042, 3380, 3546, 3940, 4056, 4394, 4680, 4728, 5070, 5122, 5910, 6084, 6591, 6760, 7092, 7605, 7683, 7880, 8788, 8865, 10140, 10244, 10985, 11820, 12168, 12805, 13182, 14184, 15210, 15366, 17576, 17730, 19773, 20280, 20488, 21970, 23049, 23640, 25610, 26364, 30420, 30732, 32955, 33293, 35460, 38415, 39546, 43940, 46098, 51220, 52728, 60840, 61464, 65910, 66586, 70920, 76830, 79092, 87880, 92196, 98865, 99879, 102440, 115245, 131820, 133172, 153660, 158184, 166465, 184392, 197730, 199758, 230490, 263640, 266344, 299637, 307320, 332930, 395460, 399516, 432809, 460980, 499395, 599274, 665860, 790920, 799032, 865618, 921960, 998790, 1198548, 1298427, 1331720, 1498185, 1731236, 1997580, 2164045, 2397096, 2596854, 2996370, 3462472, 3895281, 3995160, 4328090, 5193708, 5992740, 6492135, 7790562, 8656180, 10387416, 11985480, 12984270, 15581124, 17312360, 19476405, 25968540, 31162248, 38952810, 51937080, 77905620, 155811240]

約数ペア:

[(1, 155811240), (2, 77905620), (3, 51937080), (4, 38952810), (5, 31162248), (6, 25968540), (8, 19476405), (9, 17312360), (10, 15581124), (12, 12984270), (13, 11985480), (15, 10387416), (18, 8656180), (20, 7790562), (24, 6492135), (26, 5992740), (30, 5193708), (36, 4328090), (39, 3995160), (40, 3895281), (45, 3462472), (52, 2996370), (60, 2596854), (65, 2397096), (72, 2164045), (78, 1997580), (90, 1731236), (104, 1498185), (117, 1331720), (120, 1298427), (130, 1198548), (156, 998790), (169, 921960), (180, 865618), (195, 799032), (197, 790920), (234, 665860), (260, 599274), (312, 499395), (338, 460980), (360, 432809), (390, 399516), (394, 395460), (468, 332930), (507, 307320), (520, 299637), (585, 266344), (591, 263640), (676, 230490), (780, 199758), (788, 197730), (845, 184392), (936, 166465), (985, 158184), (1014, 153660), (1170, 133172), (1182, 131820), (1352, 115245), (1521, 102440), (1560, 99879), (1576, 98865), (1690, 92196), (1773, 87880), (1970, 79092), (2028, 76830), (2197, 70920), (2340, 66586), (2364, 65910), (2535, 61464), (2561, 60840), (2955, 52728), (3042, 51220), (3380, 46098), (3546, 43940), (3940, 39546), (4056, 38415), (4394, 35460), (4680, 33293), (4728, 32955), (5070, 30732), (5122, 30420), (5910, 26364), (6084, 25610), (6591, 23640), (6760, 23049), (7092, 21970), (7605, 20488), (7683, 20280), (7880, 19773), (8788, 17730), (8865, 17576), (10140, 15366), (10244, 15210), (10985, 14184), (11820, 13182), (12168, 12805)]