260541680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 160

約数和(自身を含む): 745666560

約数和(自身を除く): 485124880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 47, 56, 70, 76, 80, 94, 95, 112, 133, 140, 152, 188, 190, 235, 266, 280, 304, 329, 376, 380, 470, 521, 532, 560, 658, 665, 752, 760, 893, 940, 1042, 1064, 1316, 1330, 1520, 1645, 1786, 1880, 2084, 2128, 2605, 2632, 2660, 3290, 3572, 3647, 3760, 4168, 4465, 5210, 5264, 5320, 6251, 6580, 7144, 7294, 8336, 8930, 9899, 10420, 10640, 12502, 13160, 14288, 14588, 17860, 18235, 19798, 20840, 24487, 25004, 26320, 29176, 31255, 35720, 36470, 39596, 41680, 48974, 49495, 50008, 58352, 62510, 69293, 71440, 72940, 79192, 97948, 98990, 100016, 122435, 125020, 138586, 145880, 158384, 171409, 195896, 197980, 244870, 250040, 277172, 291760, 342818, 346465, 391792, 395960, 465253, 489740, 500080, 554344, 685636, 692930, 791920, 857045, 930506, 979480, 1108688, 1371272, 1385860, 1714090, 1861012, 1958960, 2326265, 2742544, 2771720, 3256771, 3428180, 3722024, 4652530, 5543440, 6513542, 6856360, 7444048, 9305060, 13027084, 13712720, 16283855, 18610120, 26054168, 32567710, 37220240, 52108336, 65135420, 130270840, 260541680]

約数ペア:

[(1, 260541680), (2, 130270840), (4, 65135420), (5, 52108336), (7, 37220240), (8, 32567710), (10, 26054168), (14, 18610120), (16, 16283855), (19, 13712720), (20, 13027084), (28, 9305060), (35, 7444048), (38, 6856360), (40, 6513542), (47, 5543440), (56, 4652530), (70, 3722024), (76, 3428180), (80, 3256771), (94, 2771720), (95, 2742544), (112, 2326265), (133, 1958960), (140, 1861012), (152, 1714090), (188, 1385860), (190, 1371272), (235, 1108688), (266, 979480), (280, 930506), (304, 857045), (329, 791920), (376, 692930), (380, 685636), (470, 554344), (521, 500080), (532, 489740), (560, 465253), (658, 395960), (665, 391792), (752, 346465), (760, 342818), (893, 291760), (940, 277172), (1042, 250040), (1064, 244870), (1316, 197980), (1330, 195896), (1520, 171409), (1645, 158384), (1786, 145880), (1880, 138586), (2084, 125020), (2128, 122435), (2605, 100016), (2632, 98990), (2660, 97948), (3290, 79192), (3572, 72940), (3647, 71440), (3760, 69293), (4168, 62510), (4465, 58352), (5210, 50008), (5264, 49495), (5320, 48974), (6251, 41680), (6580, 39596), (7144, 36470), (7294, 35720), (8336, 31255), (8930, 29176), (9899, 26320), (10420, 25004), (10640, 24487), (12502, 20840), (13160, 19798), (14288, 18235), (14588, 17860)]