28013992020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{28837}}^1$

素因数の和:29119

約数の個数: 192

約数和(自身を含む): 99996341760

約数和(自身を除く): 71982349740

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, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 257, 270, 315, 378, 420, 514, 540, 630, 756, 771, 945, 1028, 1260, 1285, 1542, 1799, 1890, 2313, 2570, 3084, 3598, 3780, 3855, 4626, 5140, 5397, 6939, 7196, 7710, 8995, 9252, 10794, 11565, 13878, 15420, 16191, 17990, 21588, 23130, 26985, 27756, 28837, 32382, 34695, 35980, 46260, 48573, 53970, 57674, 64764, 69390, 80955, 86511, 97146, 107940, 115348, 138780, 144185, 161910, 173022, 194292, 201859, 242865, 259533, 288370, 323820, 346044, 403718, 432555, 485730, 519066, 576740, 605577, 778599, 807436, 865110, 971460, 1009295, 1038132, 1211154, 1297665, 1557198, 1730220, 1816731, 2018590, 2422308, 2595330, 3027885, 3114396, 3633462, 3892995, 4037180, 5190660, 5450193, 6055770, 7266924, 7411109, 7785990, 9083655, 10900386, 12111540, 14822218, 15571980, 18167310, 21800772, 22233327, 27250965, 29644436, 36334620, 37055545, 44466654, 51877763, 54501930, 66699981, 74111090, 88933308, 103755526, 109003860, 111166635, 133399962, 148222180, 155633289, 200099943, 207511052, 222333270, 259388815, 266799924, 311266578, 333499905, 400199886, 444666540, 466899867, 518777630, 622533156, 666999810, 778166445, 800399772, 933799734, 1000499715, 1037555260, 1333999620, 1400699601, 1556332890, 1867599468, 2000999430, 2334499335, 2801399202, 3112665780, 4001998860, 4668998670, 5602798404, 7003498005, 9337997340, 14006996010, 28013992020]

約数ペア:

[(1, 28013992020), (2, 14006996010), (3, 9337997340), (4, 7003498005), (5, 5602798404), (6, 4668998670), (7, 4001998860), (9, 3112665780), (10, 2801399202), (12, 2334499335), (14, 2000999430), (15, 1867599468), (18, 1556332890), (20, 1400699601), (21, 1333999620), (27, 1037555260), (28, 1000499715), (30, 933799734), (35, 800399772), (36, 778166445), (42, 666999810), (45, 622533156), (54, 518777630), (60, 466899867), (63, 444666540), (70, 400199886), (84, 333499905), (90, 311266578), (105, 266799924), (108, 259388815), (126, 222333270), (135, 207511052), (140, 200099943), (180, 155633289), (189, 148222180), (210, 133399962), (252, 111166635), (257, 109003860), (270, 103755526), (315, 88933308), (378, 74111090), (420, 66699981), (514, 54501930), (540, 51877763), (630, 44466654), (756, 37055545), (771, 36334620), (945, 29644436), (1028, 27250965), (1260, 22233327), (1285, 21800772), (1542, 18167310), (1799, 15571980), (1890, 14822218), (2313, 12111540), (2570, 10900386), (3084, 9083655), (3598, 7785990), (3780, 7411109), (3855, 7266924), (4626, 6055770), (5140, 5450193), (5397, 5190660), (6939, 4037180), (7196, 3892995), (7710, 3633462), (8995, 3114396), (9252, 3027885), (10794, 2595330), (11565, 2422308), (13878, 2018590), (15420, 1816731), (16191, 1730220), (17990, 1557198), (21588, 1297665), (23130, 1211154), (26985, 1038132), (27756, 1009295), (28837, 971460), (32382, 865110), (34695, 807436), (35980, 778599), (46260, 605577), (48573, 576740), (53970, 519066), (57674, 485730), (64764, 432555), (69390, 403718), (80955, 346044), (86511, 323820), (97146, 288370), (107940, 259533), (115348, 242865), (138780, 201859), (144185, 194292), (161910, 173022)]