288412020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:559

約数の個数: 216

約数和(自身を含む): 999180000

約数和(自身を除く): 710767980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 285, 338, 342, 380, 390, 468, 494, 499, 507, 570, 585, 676, 684, 741, 780, 845, 855, 988, 998, 1014, 1140, 1170, 1235, 1482, 1497, 1521, 1690, 1710, 1996, 2028, 2223, 2340, 2470, 2495, 2535, 2964, 2994, 3042, 3211, 3380, 3420, 3705, 4446, 4491, 4940, 4990, 5070, 5988, 6084, 6422, 6487, 7410, 7485, 7605, 8892, 8982, 9481, 9633, 9980, 10140, 11115, 12844, 12974, 14820, 14970, 15210, 16055, 17964, 18962, 19266, 19461, 22230, 22455, 25948, 28443, 28899, 29940, 30420, 32110, 32435, 37924, 38532, 38922, 44460, 44910, 47405, 48165, 56886, 57798, 58383, 64220, 64870, 77844, 84331, 85329, 89820, 94810, 96330, 97305, 113772, 115596, 116766, 123253, 129740, 142215, 144495, 168662, 170658, 189620, 192660, 194610, 233532, 246506, 252993, 284430, 288990, 291915, 337324, 341316, 369759, 389220, 421655, 426645, 493012, 505986, 568860, 577980, 583830, 616265, 739518, 758979, 843310, 853290, 1011972, 1109277, 1167660, 1232530, 1264965, 1479036, 1517958, 1602289, 1686620, 1706580, 1848795, 2218554, 2465060, 2529930, 3035916, 3204578, 3697590, 3794895, 4437108, 4806867, 5059860, 5546385, 6409156, 7395180, 7589790, 8011445, 9613734, 11092770, 14420601, 15179580, 16022890, 19227468, 22185540, 24034335, 28841202, 32045780, 48068670, 57682404, 72103005, 96137340, 144206010, 288412020]

約数ペア:

[(1, 288412020), (2, 144206010), (3, 96137340), (4, 72103005), (5, 57682404), (6, 48068670), (9, 32045780), (10, 28841202), (12, 24034335), (13, 22185540), (15, 19227468), (18, 16022890), (19, 15179580), (20, 14420601), (26, 11092770), (30, 9613734), (36, 8011445), (38, 7589790), (39, 7395180), (45, 6409156), (52, 5546385), (57, 5059860), (60, 4806867), (65, 4437108), (76, 3794895), (78, 3697590), (90, 3204578), (95, 3035916), (114, 2529930), (117, 2465060), (130, 2218554), (156, 1848795), (169, 1706580), (171, 1686620), (180, 1602289), (190, 1517958), (195, 1479036), (228, 1264965), (234, 1232530), (247, 1167660), (260, 1109277), (285, 1011972), (338, 853290), (342, 843310), (380, 758979), (390, 739518), (468, 616265), (494, 583830), (499, 577980), (507, 568860), (570, 505986), (585, 493012), (676, 426645), (684, 421655), (741, 389220), (780, 369759), (845, 341316), (855, 337324), (988, 291915), (998, 288990), (1014, 284430), (1140, 252993), (1170, 246506), (1235, 233532), (1482, 194610), (1497, 192660), (1521, 189620), (1690, 170658), (1710, 168662), (1996, 144495), (2028, 142215), (2223, 129740), (2340, 123253), (2470, 116766), (2495, 115596), (2535, 113772), (2964, 97305), (2994, 96330), (3042, 94810), (3211, 89820), (3380, 85329), (3420, 84331), (3705, 77844), (4446, 64870), (4491, 64220), (4940, 58383), (4990, 57798), (5070, 56886), (5988, 48165), (6084, 47405), (6422, 44910), (6487, 44460), (7410, 38922), (7485, 38532), (7605, 37924), (8892, 32435), (8982, 32110), (9481, 30420), (9633, 29940), (9980, 28899), (10140, 28443), (11115, 25948), (12844, 22455), (12974, 22230), (14820, 19461), (14970, 19266), (15210, 18962), (16055, 17964)]