1265795440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 3758196960

約数和(自身を除く): 2492401520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 59, 65, 70, 80, 91, 98, 104, 112, 118, 130, 140, 182, 196, 208, 236, 245, 260, 280, 295, 364, 392, 413, 421, 455, 472, 490, 520, 560, 590, 637, 728, 767, 784, 826, 842, 910, 944, 980, 1040, 1180, 1274, 1456, 1534, 1652, 1684, 1820, 1960, 2065, 2105, 2360, 2548, 2891, 2947, 3068, 3185, 3304, 3368, 3640, 3835, 3920, 4130, 4210, 4720, 5096, 5369, 5473, 5782, 5894, 6136, 6370, 6608, 6736, 7280, 7670, 8260, 8420, 10192, 10738, 10946, 11564, 11788, 12272, 12740, 14455, 14735, 15340, 16520, 16840, 20629, 21476, 21892, 23128, 23576, 24839, 25480, 26845, 27365, 28910, 29470, 30680, 33040, 33680, 37583, 38311, 41258, 42952, 43784, 46256, 47152, 49678, 50960, 53690, 54730, 57820, 58940, 61360, 75166, 76622, 82516, 85904, 87568, 99356, 103145, 107380, 109460, 115640, 117880, 124195, 150332, 153244, 165032, 173873, 187915, 191555, 198712, 206290, 214760, 218920, 231280, 235760, 248390, 268177, 300664, 306488, 322907, 330064, 347746, 375830, 383110, 397424, 412580, 429520, 437840, 496780, 536354, 601328, 612976, 645814, 695492, 751660, 766220, 825160, 869365, 993560, 1072708, 1217111, 1291628, 1340885, 1390984, 1503320, 1532440, 1614535, 1650320, 1738730, 1987120, 2145416, 2260349, 2434222, 2583256, 2681770, 2781968, 3006640, 3064880, 3229070, 3477460, 4290832, 4520698, 4868444, 5166512, 5363540, 6085555, 6458140, 6954920, 9041396, 9736888, 10727080, 11301745, 12171110, 12916280, 13909840, 15822443, 18082792, 19473776, 21454160, 22603490, 24342220, 25832560, 31644886, 36165584, 45206980, 48684440, 63289772, 79112215, 90413960, 97368880, 126579544, 158224430, 180827920, 253159088, 316448860, 632897720, 1265795440]

約数ペア:

[(1, 1265795440), (2, 632897720), (4, 316448860), (5, 253159088), (7, 180827920), (8, 158224430), (10, 126579544), (13, 97368880), (14, 90413960), (16, 79112215), (20, 63289772), (26, 48684440), (28, 45206980), (35, 36165584), (40, 31644886), (49, 25832560), (52, 24342220), (56, 22603490), (59, 21454160), (65, 19473776), (70, 18082792), (80, 15822443), (91, 13909840), (98, 12916280), (104, 12171110), (112, 11301745), (118, 10727080), (130, 9736888), (140, 9041396), (182, 6954920), (196, 6458140), (208, 6085555), (236, 5363540), (245, 5166512), (260, 4868444), (280, 4520698), (295, 4290832), (364, 3477460), (392, 3229070), (413, 3064880), (421, 3006640), (455, 2781968), (472, 2681770), (490, 2583256), (520, 2434222), (560, 2260349), (590, 2145416), (637, 1987120), (728, 1738730), (767, 1650320), (784, 1614535), (826, 1532440), (842, 1503320), (910, 1390984), (944, 1340885), (980, 1291628), (1040, 1217111), (1180, 1072708), (1274, 993560), (1456, 869365), (1534, 825160), (1652, 766220), (1684, 751660), (1820, 695492), (1960, 645814), (2065, 612976), (2105, 601328), (2360, 536354), (2548, 496780), (2891, 437840), (2947, 429520), (3068, 412580), (3185, 397424), (3304, 383110), (3368, 375830), (3640, 347746), (3835, 330064), (3920, 322907), (4130, 306488), (4210, 300664), (4720, 268177), (5096, 248390), (5369, 235760), (5473, 231280), (5782, 218920), (5894, 214760), (6136, 206290), (6370, 198712), (6608, 191555), (6736, 187915), (7280, 173873), (7670, 165032), (8260, 153244), (8420, 150332), (10192, 124195), (10738, 117880), (10946, 115640), (11564, 109460), (11788, 107380), (12272, 103145), (12740, 99356), (14455, 87568), (14735, 85904), (15340, 82516), (16520, 76622), (16840, 75166), (20629, 61360), (21476, 58940), (21892, 57820), (23128, 54730), (23576, 53690), (24839, 50960), (25480, 49678), (26845, 47152), (27365, 46256), (28910, 43784), (29470, 42952), (30680, 41258), (33040, 38311), (33680, 37583)]