1286854920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2099}}^1$

素因数の和:2260

約数の個数: 192

約数和(自身を含む): 4540536000

約数和(自身を除く): 3253681080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 131, 156, 180, 195, 234, 260, 262, 312, 360, 390, 393, 468, 520, 524, 585, 655, 780, 786, 936, 1048, 1170, 1179, 1310, 1560, 1572, 1703, 1965, 2099, 2340, 2358, 2620, 3144, 3406, 3930, 4198, 4680, 4716, 5109, 5240, 5895, 6297, 6812, 7860, 8396, 8515, 9432, 10218, 10495, 11790, 12594, 13624, 15327, 15720, 16792, 17030, 18891, 20436, 20990, 23580, 25188, 25545, 27287, 30654, 31485, 34060, 37782, 40872, 41980, 47160, 50376, 51090, 54574, 61308, 62970, 68120, 75564, 76635, 81861, 83960, 94455, 102180, 109148, 122616, 125940, 136435, 151128, 153270, 163722, 188910, 204360, 218296, 245583, 251880, 272870, 274969, 306540, 327444, 377820, 409305, 491166, 545740, 549938, 613080, 654888, 755640, 818610, 824907, 982332, 1091480, 1099876, 1227915, 1374845, 1637220, 1649814, 1964664, 2199752, 2455830, 2474721, 2749690, 3274440, 3299628, 3574597, 4124535, 4911660, 4949442, 5499380, 6599256, 7149194, 8249070, 9823320, 9898884, 10723791, 10998760, 12373605, 14298388, 16498140, 17872985, 19797768, 21447582, 24747210, 28596776, 32171373, 32996280, 35745970, 42895164, 49494420, 53618955, 64342746, 71491940, 85790328, 98988840, 107237910, 128685492, 142983880, 160856865, 214475820, 257370984, 321713730, 428951640, 643427460, 1286854920]

約数ペア:

[(1, 1286854920), (2, 643427460), (3, 428951640), (4, 321713730), (5, 257370984), (6, 214475820), (8, 160856865), (9, 142983880), (10, 128685492), (12, 107237910), (13, 98988840), (15, 85790328), (18, 71491940), (20, 64342746), (24, 53618955), (26, 49494420), (30, 42895164), (36, 35745970), (39, 32996280), (40, 32171373), (45, 28596776), (52, 24747210), (60, 21447582), (65, 19797768), (72, 17872985), (78, 16498140), (90, 14298388), (104, 12373605), (117, 10998760), (120, 10723791), (130, 9898884), (131, 9823320), (156, 8249070), (180, 7149194), (195, 6599256), (234, 5499380), (260, 4949442), (262, 4911660), (312, 4124535), (360, 3574597), (390, 3299628), (393, 3274440), (468, 2749690), (520, 2474721), (524, 2455830), (585, 2199752), (655, 1964664), (780, 1649814), (786, 1637220), (936, 1374845), (1048, 1227915), (1170, 1099876), (1179, 1091480), (1310, 982332), (1560, 824907), (1572, 818610), (1703, 755640), (1965, 654888), (2099, 613080), (2340, 549938), (2358, 545740), (2620, 491166), (3144, 409305), (3406, 377820), (3930, 327444), (4198, 306540), (4680, 274969), (4716, 272870), (5109, 251880), (5240, 245583), (5895, 218296), (6297, 204360), (6812, 188910), (7860, 163722), (8396, 153270), (8515, 151128), (9432, 136435), (10218, 125940), (10495, 122616), (11790, 109148), (12594, 102180), (13624, 94455), (15327, 83960), (15720, 81861), (16792, 76635), (17030, 75564), (18891, 68120), (20436, 62970), (20990, 61308), (23580, 54574), (25188, 51090), (25545, 50376), (27287, 47160), (30654, 41980), (31485, 40872), (34060, 37782)]