123821460

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 453720960

約数和(自身を除く): 329899500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 61, 63, 70, 81, 84, 90, 105, 108, 122, 126, 135, 140, 162, 179, 180, 183, 189, 210, 244, 252, 270, 305, 315, 324, 358, 366, 378, 405, 420, 427, 537, 540, 549, 567, 610, 630, 716, 732, 756, 810, 854, 895, 915, 945, 1074, 1098, 1134, 1220, 1253, 1260, 1281, 1611, 1620, 1647, 1708, 1790, 1830, 1890, 2135, 2148, 2196, 2268, 2506, 2562, 2685, 2745, 2835, 3222, 3294, 3580, 3660, 3759, 3780, 3843, 4270, 4833, 4941, 5012, 5124, 5370, 5490, 5670, 6265, 6405, 6444, 6588, 7518, 7686, 8055, 8235, 8540, 9666, 9882, 10740, 10919, 10980, 11277, 11340, 11529, 12530, 12810, 14499, 15036, 15372, 16110, 16470, 18795, 19215, 19332, 19764, 21838, 22554, 23058, 24165, 24705, 25060, 25620, 28998, 32220, 32757, 32940, 33831, 34587, 37590, 38430, 43676, 45108, 46116, 48330, 49410, 54595, 56385, 57645, 57996, 65514, 67662, 69174, 72495, 75180, 76433, 76860, 96660, 98271, 98820, 101493, 109190, 112770, 115290, 131028, 135324, 138348, 144990, 152866, 163785, 169155, 172935, 196542, 202986, 218380, 225540, 229299, 230580, 289980, 294813, 305732, 327570, 338310, 345870, 382165, 393084, 405972, 458598, 491355, 507465, 589626, 655140, 676620, 687897, 691740, 764330, 884439, 917196, 982710, 1014930, 1146495, 1179252, 1375794, 1474065, 1528660, 1768878, 1965420, 2029860, 2063691, 2292990, 2751588, 2948130, 3439485, 3537756, 4127382, 4422195, 4585980, 5896260, 6191073, 6878970, 8254764, 8844390, 10318455, 12382146, 13757940, 17688780, 20636910, 24764292, 30955365, 41273820, 61910730, 123821460]

約数ペア:

[(1, 123821460), (2, 61910730), (3, 41273820), (4, 30955365), (5, 24764292), (6, 20636910), (7, 17688780), (9, 13757940), (10, 12382146), (12, 10318455), (14, 8844390), (15, 8254764), (18, 6878970), (20, 6191073), (21, 5896260), (27, 4585980), (28, 4422195), (30, 4127382), (35, 3537756), (36, 3439485), (42, 2948130), (45, 2751588), (54, 2292990), (60, 2063691), (61, 2029860), (63, 1965420), (70, 1768878), (81, 1528660), (84, 1474065), (90, 1375794), (105, 1179252), (108, 1146495), (122, 1014930), (126, 982710), (135, 917196), (140, 884439), (162, 764330), (179, 691740), (180, 687897), (183, 676620), (189, 655140), (210, 589626), (244, 507465), (252, 491355), (270, 458598), (305, 405972), (315, 393084), (324, 382165), (358, 345870), (366, 338310), (378, 327570), (405, 305732), (420, 294813), (427, 289980), (537, 230580), (540, 229299), (549, 225540), (567, 218380), (610, 202986), (630, 196542), (716, 172935), (732, 169155), (756, 163785), (810, 152866), (854, 144990), (895, 138348), (915, 135324), (945, 131028), (1074, 115290), (1098, 112770), (1134, 109190), (1220, 101493), (1253, 98820), (1260, 98271), (1281, 96660), (1611, 76860), (1620, 76433), (1647, 75180), (1708, 72495), (1790, 69174), (1830, 67662), (1890, 65514), (2135, 57996), (2148, 57645), (2196, 56385), (2268, 54595), (2506, 49410), (2562, 48330), (2685, 46116), (2745, 45108), (2835, 43676), (3222, 38430), (3294, 37590), (3580, 34587), (3660, 33831), (3759, 32940), (3780, 32757), (3843, 32220), (4270, 28998), (4833, 25620), (4941, 25060), (5012, 24705), (5124, 24165), (5370, 23058), (5490, 22554), (5670, 21838), (6265, 19764), (6405, 19332), (6444, 19215), (6588, 18795), (7518, 16470), (7686, 16110), (8055, 15372), (8235, 15036), (8540, 14499), (9666, 12810), (9882, 12530), (10740, 11529), (10919, 11340), (10980, 11277)]