11985480

素因数分解:

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

素因数の和:240

約数の個数: 144

約数和(自身を含む): 42393780

約数和(自身を除く): 30408300

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, 2340, 2364, 2535, 2561, 2955, 3042, 3380, 3546, 3940, 4056, 4680, 4728, 5070, 5122, 5910, 6084, 6760, 7092, 7605, 7683, 7880, 8865, 10140, 10244, 11820, 12168, 12805, 14184, 15210, 15366, 17730, 20280, 20488, 23049, 23640, 25610, 30420, 30732, 33293, 35460, 38415, 46098, 51220, 60840, 61464, 66586, 70920, 76830, 92196, 99879, 102440, 115245, 133172, 153660, 166465, 184392, 199758, 230490, 266344, 299637, 307320, 332930, 399516, 460980, 499395, 599274, 665860, 799032, 921960, 998790, 1198548, 1331720, 1498185, 1997580, 2397096, 2996370, 3995160, 5992740, 11985480]

約数ペア:

[(1, 11985480), (2, 5992740), (3, 3995160), (4, 2996370), (5, 2397096), (6, 1997580), (8, 1498185), (9, 1331720), (10, 1198548), (12, 998790), (13, 921960), (15, 799032), (18, 665860), (20, 599274), (24, 499395), (26, 460980), (30, 399516), (36, 332930), (39, 307320), (40, 299637), (45, 266344), (52, 230490), (60, 199758), (65, 184392), (72, 166465), (78, 153660), (90, 133172), (104, 115245), (117, 102440), (120, 99879), (130, 92196), (156, 76830), (169, 70920), (180, 66586), (195, 61464), (197, 60840), (234, 51220), (260, 46098), (312, 38415), (338, 35460), (360, 33293), (390, 30732), (394, 30420), (468, 25610), (507, 23640), (520, 23049), (585, 20488), (591, 20280), (676, 17730), (780, 15366), (788, 15210), (845, 14184), (936, 12805), (985, 12168), (1014, 11820), (1170, 10244), (1182, 10140), (1352, 8865), (1521, 7880), (1560, 7683), (1576, 7605), (1690, 7092), (1773, 6760), (1970, 6084), (2028, 5910), (2340, 5122), (2364, 5070), (2535, 4728), (2561, 4680), (2955, 4056), (3042, 3940), (3380, 3546)]