145221440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5024

約数の個数: 112

約数和(自身を含む): 425695872

約数和(自身を除く): 280474432

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 728, 832, 910, 1040, 1120, 1456, 1820, 2080, 2240, 2912, 3640, 4160, 4987, 5824, 7280, 9974, 14560, 19948, 24935, 29120, 34909, 39896, 49870, 64831, 69818, 79792, 99740, 129662, 139636, 159584, 174545, 199480, 259324, 279272, 319168, 324155, 349090, 398960, 453817, 518648, 558544, 648310, 698180, 797920, 907634, 1037296, 1117088, 1296620, 1396360, 1595840, 1815268, 2074592, 2234176, 2269085, 2593240, 2792720, 3630536, 4149184, 4538170, 5186480, 5585440, 7261072, 9076340, 10372960, 11170880, 14522144, 18152680, 20745920, 29044288, 36305360, 72610720, 145221440]

約数ペア:

[(1, 145221440), (2, 72610720), (4, 36305360), (5, 29044288), (7, 20745920), (8, 18152680), (10, 14522144), (13, 11170880), (14, 10372960), (16, 9076340), (20, 7261072), (26, 5585440), (28, 5186480), (32, 4538170), (35, 4149184), (40, 3630536), (52, 2792720), (56, 2593240), (64, 2269085), (65, 2234176), (70, 2074592), (80, 1815268), (91, 1595840), (104, 1396360), (112, 1296620), (130, 1117088), (140, 1037296), (160, 907634), (182, 797920), (208, 698180), (224, 648310), (260, 558544), (280, 518648), (320, 453817), (364, 398960), (416, 349090), (448, 324155), (455, 319168), (520, 279272), (560, 259324), (728, 199480), (832, 174545), (910, 159584), (1040, 139636), (1120, 129662), (1456, 99740), (1820, 79792), (2080, 69818), (2240, 64831), (2912, 49870), (3640, 39896), (4160, 34909), (4987, 29120), (5824, 24935), (7280, 19948), (9974, 14560)]