18062100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 67162368

約数和(自身を除く): 49100268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 47, 50, 60, 61, 63, 70, 75, 84, 90, 94, 100, 105, 122, 126, 140, 141, 150, 175, 180, 183, 188, 210, 225, 235, 244, 252, 282, 300, 305, 315, 329, 350, 366, 420, 423, 427, 450, 470, 525, 549, 564, 610, 630, 658, 700, 705, 732, 846, 854, 900, 915, 940, 987, 1050, 1098, 1175, 1220, 1260, 1281, 1316, 1410, 1525, 1575, 1645, 1692, 1708, 1830, 1974, 2100, 2115, 2135, 2196, 2350, 2562, 2745, 2820, 2867, 2961, 3050, 3150, 3290, 3525, 3660, 3843, 3948, 4230, 4270, 4575, 4700, 4935, 5124, 5490, 5734, 5922, 6100, 6300, 6405, 6580, 7050, 7686, 8225, 8460, 8540, 8601, 9150, 9870, 10575, 10675, 10980, 11468, 11844, 12810, 13725, 14100, 14335, 14805, 15372, 16450, 17202, 18300, 19215, 19740, 20069, 21150, 21350, 24675, 25620, 25803, 27450, 28670, 29610, 32025, 32900, 34404, 38430, 40138, 42300, 42700, 43005, 49350, 51606, 54900, 57340, 59220, 60207, 64050, 71675, 74025, 76860, 80276, 86010, 96075, 98700, 100345, 103212, 120414, 128100, 129015, 143350, 148050, 172020, 180621, 192150, 200690, 215025, 240828, 258030, 286700, 296100, 301035, 361242, 384300, 401380, 430050, 501725, 516060, 602070, 645075, 722484, 860100, 903105, 1003450, 1204140, 1290150, 1505175, 1806210, 2006900, 2580300, 3010350, 3612420, 4515525, 6020700, 9031050, 18062100]

約数ペア:

[(1, 18062100), (2, 9031050), (3, 6020700), (4, 4515525), (5, 3612420), (6, 3010350), (7, 2580300), (9, 2006900), (10, 1806210), (12, 1505175), (14, 1290150), (15, 1204140), (18, 1003450), (20, 903105), (21, 860100), (25, 722484), (28, 645075), (30, 602070), (35, 516060), (36, 501725), (42, 430050), (45, 401380), (47, 384300), (50, 361242), (60, 301035), (61, 296100), (63, 286700), (70, 258030), (75, 240828), (84, 215025), (90, 200690), (94, 192150), (100, 180621), (105, 172020), (122, 148050), (126, 143350), (140, 129015), (141, 128100), (150, 120414), (175, 103212), (180, 100345), (183, 98700), (188, 96075), (210, 86010), (225, 80276), (235, 76860), (244, 74025), (252, 71675), (282, 64050), (300, 60207), (305, 59220), (315, 57340), (329, 54900), (350, 51606), (366, 49350), (420, 43005), (423, 42700), (427, 42300), (450, 40138), (470, 38430), (525, 34404), (549, 32900), (564, 32025), (610, 29610), (630, 28670), (658, 27450), (700, 25803), (705, 25620), (732, 24675), (846, 21350), (854, 21150), (900, 20069), (915, 19740), (940, 19215), (987, 18300), (1050, 17202), (1098, 16450), (1175, 15372), (1220, 14805), (1260, 14335), (1281, 14100), (1316, 13725), (1410, 12810), (1525, 11844), (1575, 11468), (1645, 10980), (1692, 10675), (1708, 10575), (1830, 9870), (1974, 9150), (2100, 8601), (2115, 8540), (2135, 8460), (2196, 8225), (2350, 7686), (2562, 7050), (2745, 6580), (2820, 6405), (2867, 6300), (2961, 6100), (3050, 5922), (3150, 5734), (3290, 5490), (3525, 5124), (3660, 4935), (3843, 4700), (3948, 4575), (4230, 4270)]