256945798560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{97523}}^1$

素因数の和:98051

約数の個数: 192

約数和(自身を含む): 884737728000

約数和(自身を除く): 627791929440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 499, 528, 660, 880, 998, 1056, 1320, 1497, 1760, 1996, 2495, 2640, 2994, 3992, 4990, 5280, 5489, 5988, 7485, 7984, 9980, 10978, 11976, 14970, 15968, 16467, 19960, 21956, 23952, 27445, 29940, 32934, 39920, 43912, 47904, 54890, 59880, 65868, 79840, 82335, 87824, 97523, 109780, 119760, 131736, 164670, 175648, 195046, 219560, 239520, 263472, 292569, 329340, 390092, 439120, 487615, 526944, 585138, 658680, 780184, 878240, 975230, 1072753, 1170276, 1317360, 1462845, 1560368, 1950460, 2145506, 2340552, 2634720, 2925690, 3120736, 3218259, 3900920, 4291012, 4681104, 5363765, 5851380, 6436518, 7801840, 8582024, 9362208, 10727530, 11702760, 12873036, 15603680, 16091295, 17164048, 21455060, 23405520, 25746072, 32182590, 34328096, 42910120, 46811040, 48663977, 51492144, 64365180, 85820240, 97327954, 102984288, 128730360, 145991931, 171640480, 194655908, 243319885, 257460720, 291983862, 389311816, 486639770, 514921440, 535303747, 583967724, 729959655, 778623632, 973279540, 1070607494, 1167935448, 1459919310, 1557247264, 1605911241, 1946559080, 2141214988, 2335870896, 2676518735, 2919838620, 3211822482, 3893118160, 4282429976, 4671741792, 5353037470, 5839677240, 6423644964, 7786236320, 8029556205, 8564859952, 10706074940, 11679354480, 12847289928, 16059112410, 17129719904, 21412149880, 23358708960, 25694579856, 32118224820, 42824299760, 51389159712, 64236449640, 85648599520, 128472899280, 256945798560]

約数ペア:

[(1, 256945798560), (2, 128472899280), (3, 85648599520), (4, 64236449640), (5, 51389159712), (6, 42824299760), (8, 32118224820), (10, 25694579856), (11, 23358708960), (12, 21412149880), (15, 17129719904), (16, 16059112410), (20, 12847289928), (22, 11679354480), (24, 10706074940), (30, 8564859952), (32, 8029556205), (33, 7786236320), (40, 6423644964), (44, 5839677240), (48, 5353037470), (55, 4671741792), (60, 4282429976), (66, 3893118160), (80, 3211822482), (88, 2919838620), (96, 2676518735), (110, 2335870896), (120, 2141214988), (132, 1946559080), (160, 1605911241), (165, 1557247264), (176, 1459919310), (220, 1167935448), (240, 1070607494), (264, 973279540), (330, 778623632), (352, 729959655), (440, 583967724), (480, 535303747), (499, 514921440), (528, 486639770), (660, 389311816), (880, 291983862), (998, 257460720), (1056, 243319885), (1320, 194655908), (1497, 171640480), (1760, 145991931), (1996, 128730360), (2495, 102984288), (2640, 97327954), (2994, 85820240), (3992, 64365180), (4990, 51492144), (5280, 48663977), (5489, 46811040), (5988, 42910120), (7485, 34328096), (7984, 32182590), (9980, 25746072), (10978, 23405520), (11976, 21455060), (14970, 17164048), (15968, 16091295), (16467, 15603680), (19960, 12873036), (21956, 11702760), (23952, 10727530), (27445, 9362208), (29940, 8582024), (32934, 7801840), (39920, 6436518), (43912, 5851380), (47904, 5363765), (54890, 4681104), (59880, 4291012), (65868, 3900920), (79840, 3218259), (82335, 3120736), (87824, 2925690), (97523, 2634720), (109780, 2340552), (119760, 2145506), (131736, 1950460), (164670, 1560368), (175648, 1462845), (195046, 1317360), (219560, 1170276), (239520, 1072753), (263472, 975230), (292569, 878240), (329340, 780184), (390092, 658680), (439120, 585138), (487615, 526944)]