83648320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 230428800

約数和(自身を除く): 146780480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 140, 160, 214, 224, 280, 320, 349, 428, 448, 535, 560, 698, 749, 856, 1070, 1120, 1396, 1498, 1712, 1745, 2140, 2240, 2443, 2792, 2996, 3424, 3490, 3745, 4280, 4886, 5584, 5992, 6848, 6980, 7490, 8560, 9772, 11168, 11984, 12215, 13960, 14980, 17120, 19544, 22336, 23968, 24430, 27920, 29960, 34240, 37343, 39088, 47936, 48860, 55840, 59920, 74686, 78176, 97720, 111680, 119840, 149372, 156352, 186715, 195440, 239680, 261401, 298744, 373430, 390880, 522802, 597488, 746860, 781760, 1045604, 1194976, 1307005, 1493720, 2091208, 2389952, 2614010, 2987440, 4182416, 5228020, 5974880, 8364832, 10456040, 11949760, 16729664, 20912080, 41824160, 83648320]

約数ペア:

[(1, 83648320), (2, 41824160), (4, 20912080), (5, 16729664), (7, 11949760), (8, 10456040), (10, 8364832), (14, 5974880), (16, 5228020), (20, 4182416), (28, 2987440), (32, 2614010), (35, 2389952), (40, 2091208), (56, 1493720), (64, 1307005), (70, 1194976), (80, 1045604), (107, 781760), (112, 746860), (140, 597488), (160, 522802), (214, 390880), (224, 373430), (280, 298744), (320, 261401), (349, 239680), (428, 195440), (448, 186715), (535, 156352), (560, 149372), (698, 119840), (749, 111680), (856, 97720), (1070, 78176), (1120, 74686), (1396, 59920), (1498, 55840), (1712, 48860), (1745, 47936), (2140, 39088), (2240, 37343), (2443, 34240), (2792, 29960), (2996, 27920), (3424, 24430), (3490, 23968), (3745, 22336), (4280, 19544), (4886, 17120), (5584, 14980), (5992, 13960), (6848, 12215), (6980, 11984), (7490, 11168), (8560, 9772)]