73702720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2531}}^1$

素因数の和:2568

約数の個数: 112

約数和(自身を含む): 216091008

約数和(自身を除く): 142388288

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, 2531, 2912, 3640, 4160, 5062, 5824, 7280, 10124, 12655, 14560, 17717, 20248, 25310, 29120, 32903, 35434, 40496, 50620, 65806, 70868, 80992, 88585, 101240, 131612, 141736, 161984, 164515, 177170, 202480, 230321, 263224, 283472, 329030, 354340, 404960, 460642, 526448, 566944, 658060, 708680, 809920, 921284, 1052896, 1133888, 1151605, 1316120, 1417360, 1842568, 2105792, 2303210, 2632240, 2834720, 3685136, 4606420, 5264480, 5669440, 7370272, 9212840, 10528960, 14740544, 18425680, 36851360, 73702720]

約数ペア:

[(1, 73702720), (2, 36851360), (4, 18425680), (5, 14740544), (7, 10528960), (8, 9212840), (10, 7370272), (13, 5669440), (14, 5264480), (16, 4606420), (20, 3685136), (26, 2834720), (28, 2632240), (32, 2303210), (35, 2105792), (40, 1842568), (52, 1417360), (56, 1316120), (64, 1151605), (65, 1133888), (70, 1052896), (80, 921284), (91, 809920), (104, 708680), (112, 658060), (130, 566944), (140, 526448), (160, 460642), (182, 404960), (208, 354340), (224, 329030), (260, 283472), (280, 263224), (320, 230321), (364, 202480), (416, 177170), (448, 164515), (455, 161984), (520, 141736), (560, 131612), (728, 101240), (832, 88585), (910, 80992), (1040, 70868), (1120, 65806), (1456, 50620), (1820, 40496), (2080, 35434), (2240, 32903), (2531, 29120), (2912, 25310), (3640, 20248), (4160, 17717), (5062, 14560), (5824, 12655), (7280, 10124)]