287376180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 1031756544

約数和(自身を除く): 744380364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 73, 78, 84, 91, 98, 103, 105, 130, 140, 146, 147, 156, 182, 195, 196, 206, 210, 219, 245, 260, 273, 292, 294, 309, 364, 365, 390, 412, 420, 438, 455, 490, 511, 515, 546, 588, 618, 637, 721, 730, 735, 780, 876, 910, 949, 980, 1022, 1030, 1092, 1095, 1236, 1274, 1339, 1365, 1442, 1460, 1470, 1533, 1545, 1820, 1898, 1911, 2044, 2060, 2163, 2190, 2548, 2555, 2678, 2730, 2847, 2884, 2940, 3066, 3090, 3185, 3577, 3605, 3796, 3822, 4017, 4326, 4380, 4745, 5047, 5110, 5356, 5460, 5694, 6132, 6180, 6370, 6643, 6695, 7154, 7210, 7519, 7644, 7665, 8034, 8652, 9373, 9490, 9555, 10094, 10220, 10731, 10815, 11388, 12740, 13286, 13390, 14235, 14308, 14420, 15038, 15141, 15330, 16068, 17885, 18746, 18980, 19110, 19929, 20085, 20188, 21462, 21630, 22557, 25235, 26572, 26780, 28119, 28470, 30076, 30282, 30660, 33215, 35770, 37492, 37595, 38220, 39858, 40170, 42924, 43260, 45114, 46501, 46865, 50470, 52633, 53655, 56238, 56940, 60564, 65611, 66430, 71540, 75190, 75705, 79716, 80340, 90228, 93002, 93730, 97747, 99645, 100940, 105266, 107310, 112476, 112785, 131222, 132860, 139503, 140595, 150380, 151410, 157899, 186004, 187460, 195494, 196833, 199290, 210532, 214620, 225570, 232505, 262444, 263165, 279006, 281190, 293241, 302820, 315798, 328055, 368431, 390988, 393666, 398580, 451140, 465010, 488735, 526330, 558012, 562380, 586482, 631596, 656110, 684229, 697515, 736862, 787332, 789495, 930020, 977470, 984165, 1052660, 1105293, 1172964, 1312220, 1368458, 1395030, 1466205, 1473724, 1578990, 1842155, 1954940, 1968330, 2052687, 2210586, 2736916, 2790060, 2932410, 3157980, 3421145, 3684310, 3936660, 4105374, 4421172, 4789603, 5526465, 5864820, 6842290, 7368620, 8210748, 9579206, 10263435, 11052930, 13684580, 14368809, 19158412, 20526870, 22105860, 23948015, 28737618, 41053740, 47896030, 57475236, 71844045, 95792060, 143688090, 287376180]

約数ペア:

[(1, 287376180), (2, 143688090), (3, 95792060), (4, 71844045), (5, 57475236), (6, 47896030), (7, 41053740), (10, 28737618), (12, 23948015), (13, 22105860), (14, 20526870), (15, 19158412), (20, 14368809), (21, 13684580), (26, 11052930), (28, 10263435), (30, 9579206), (35, 8210748), (39, 7368620), (42, 6842290), (49, 5864820), (52, 5526465), (60, 4789603), (65, 4421172), (70, 4105374), (73, 3936660), (78, 3684310), (84, 3421145), (91, 3157980), (98, 2932410), (103, 2790060), (105, 2736916), (130, 2210586), (140, 2052687), (146, 1968330), (147, 1954940), (156, 1842155), (182, 1578990), (195, 1473724), (196, 1466205), (206, 1395030), (210, 1368458), (219, 1312220), (245, 1172964), (260, 1105293), (273, 1052660), (292, 984165), (294, 977470), (309, 930020), (364, 789495), (365, 787332), (390, 736862), (412, 697515), (420, 684229), (438, 656110), (455, 631596), (490, 586482), (511, 562380), (515, 558012), (546, 526330), (588, 488735), (618, 465010), (637, 451140), (721, 398580), (730, 393666), (735, 390988), (780, 368431), (876, 328055), (910, 315798), (949, 302820), (980, 293241), (1022, 281190), (1030, 279006), (1092, 263165), (1095, 262444), (1236, 232505), (1274, 225570), (1339, 214620), (1365, 210532), (1442, 199290), (1460, 196833), (1470, 195494), (1533, 187460), (1545, 186004), (1820, 157899), (1898, 151410), (1911, 150380), (2044, 140595), (2060, 139503), (2163, 132860), (2190, 131222), (2548, 112785), (2555, 112476), (2678, 107310), (2730, 105266), (2847, 100940), (2884, 99645), (2940, 97747), (3066, 93730), (3090, 93002), (3185, 90228), (3577, 80340), (3605, 79716), (3796, 75705), (3822, 75190), (4017, 71540), (4326, 66430), (4380, 65611), (4745, 60564), (5047, 56940), (5110, 56238), (5356, 53655), (5460, 52633), (5694, 50470), (6132, 46865), (6180, 46501), (6370, 45114), (6643, 43260), (6695, 42924), (7154, 40170), (7210, 39858), (7519, 38220), (7644, 37595), (7665, 37492), (8034, 35770), (8652, 33215), (9373, 30660), (9490, 30282), (9555, 30076), (10094, 28470), (10220, 28119), (10731, 26780), (10815, 26572), (11388, 25235), (12740, 22557), (13286, 21630), (13390, 21462), (14235, 20188), (14308, 20085), (14420, 19929), (15038, 19110), (15141, 18980), (15330, 18746), (16068, 17885)]