18600120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 77182560

約数和(自身を除く): 58582440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 61, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 121, 122, 126, 132, 140, 154, 165, 168, 180, 183, 198, 210, 220, 231, 242, 244, 252, 264, 280, 305, 308, 315, 330, 360, 363, 366, 385, 396, 420, 427, 440, 462, 484, 488, 495, 504, 549, 605, 610, 616, 630, 660, 671, 693, 726, 732, 770, 792, 840, 847, 854, 915, 924, 968, 990, 1089, 1098, 1155, 1210, 1220, 1260, 1281, 1320, 1342, 1386, 1452, 1464, 1540, 1694, 1708, 1815, 1830, 1848, 1980, 2013, 2135, 2178, 2196, 2310, 2420, 2440, 2520, 2541, 2562, 2684, 2745, 2772, 2904, 3080, 3355, 3388, 3416, 3465, 3630, 3660, 3843, 3960, 4026, 4235, 4270, 4356, 4392, 4620, 4697, 4840, 5082, 5124, 5368, 5445, 5490, 5544, 6039, 6405, 6710, 6776, 6930, 7260, 7320, 7381, 7623, 7686, 8052, 8470, 8540, 8712, 9240, 9394, 10065, 10164, 10248, 10890, 10980, 12078, 12705, 12810, 13420, 13860, 14091, 14520, 14762, 15246, 15372, 16104, 16940, 17080, 18788, 19215, 20130, 20328, 21780, 21960, 22143, 23485, 24156, 25410, 25620, 26840, 27720, 28182, 29524, 30195, 30492, 30744, 33880, 36905, 37576, 38115, 38430, 40260, 42273, 43560, 44286, 46970, 48312, 50820, 51240, 51667, 56364, 59048, 60390, 60984, 66429, 70455, 73810, 76230, 76860, 80520, 84546, 88572, 93940, 101640, 103334, 110715, 112728, 120780, 132858, 140910, 147620, 152460, 153720, 155001, 169092, 177144, 187880, 206668, 211365, 221430, 241560, 258335, 265716, 281820, 295240, 304920, 310002, 332145, 338184, 413336, 422730, 442860, 465003, 516670, 531432, 563640, 620004, 664290, 775005, 845460, 885720, 930006, 1033340, 1240008, 1328580, 1550010, 1690920, 1860012, 2066680, 2325015, 2657160, 3100020, 3720024, 4650030, 6200040, 9300060, 18600120]

約数ペア:

[(1, 18600120), (2, 9300060), (3, 6200040), (4, 4650030), (5, 3720024), (6, 3100020), (7, 2657160), (8, 2325015), (9, 2066680), (10, 1860012), (11, 1690920), (12, 1550010), (14, 1328580), (15, 1240008), (18, 1033340), (20, 930006), (21, 885720), (22, 845460), (24, 775005), (28, 664290), (30, 620004), (33, 563640), (35, 531432), (36, 516670), (40, 465003), (42, 442860), (44, 422730), (45, 413336), (55, 338184), (56, 332145), (60, 310002), (61, 304920), (63, 295240), (66, 281820), (70, 265716), (72, 258335), (77, 241560), (84, 221430), (88, 211365), (90, 206668), (99, 187880), (105, 177144), (110, 169092), (120, 155001), (121, 153720), (122, 152460), (126, 147620), (132, 140910), (140, 132858), (154, 120780), (165, 112728), (168, 110715), (180, 103334), (183, 101640), (198, 93940), (210, 88572), (220, 84546), (231, 80520), (242, 76860), (244, 76230), (252, 73810), (264, 70455), (280, 66429), (305, 60984), (308, 60390), (315, 59048), (330, 56364), (360, 51667), (363, 51240), (366, 50820), (385, 48312), (396, 46970), (420, 44286), (427, 43560), (440, 42273), (462, 40260), (484, 38430), (488, 38115), (495, 37576), (504, 36905), (549, 33880), (605, 30744), (610, 30492), (616, 30195), (630, 29524), (660, 28182), (671, 27720), (693, 26840), (726, 25620), (732, 25410), (770, 24156), (792, 23485), (840, 22143), (847, 21960), (854, 21780), (915, 20328), (924, 20130), (968, 19215), (990, 18788), (1089, 17080), (1098, 16940), (1155, 16104), (1210, 15372), (1220, 15246), (1260, 14762), (1281, 14520), (1320, 14091), (1342, 13860), (1386, 13420), (1452, 12810), (1464, 12705), (1540, 12078), (1694, 10980), (1708, 10890), (1815, 10248), (1830, 10164), (1848, 10065), (1980, 9394), (2013, 9240), (2135, 8712), (2178, 8540), (2196, 8470), (2310, 8052), (2420, 7686), (2440, 7623), (2520, 7381), (2541, 7320), (2562, 7260), (2684, 6930), (2745, 6776), (2772, 6710), (2904, 6405), (3080, 6039), (3355, 5544), (3388, 5490), (3416, 5445), (3465, 5368), (3630, 5124), (3660, 5082), (3843, 4840), (3960, 4697), (4026, 4620), (4235, 4392), (4270, 4356)]