72008320

素因数分解:

$2^7\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1907}}^1$

素因数の和:1985

約数の個数: 64

約数和(自身を含む): 175154400

約数和(自身を除く): 103146080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 128, 160, 236, 295, 320, 472, 590, 640, 944, 1180, 1888, 1907, 2360, 3776, 3814, 4720, 7552, 7628, 9440, 9535, 15256, 18880, 19070, 30512, 37760, 38140, 61024, 76280, 112513, 122048, 152560, 225026, 244096, 305120, 450052, 562565, 610240, 900104, 1125130, 1220480, 1800208, 2250260, 3600416, 4500520, 7200832, 9001040, 14401664, 18002080, 36004160, 72008320]

約数ペア:

[(1, 72008320), (2, 36004160), (4, 18002080), (5, 14401664), (8, 9001040), (10, 7200832), (16, 4500520), (20, 3600416), (32, 2250260), (40, 1800208), (59, 1220480), (64, 1125130), (80, 900104), (118, 610240), (128, 562565), (160, 450052), (236, 305120), (295, 244096), (320, 225026), (472, 152560), (590, 122048), (640, 112513), (944, 76280), (1180, 61024), (1888, 38140), (1907, 37760), (2360, 30512), (3776, 19070), (3814, 18880), (4720, 15256), (7552, 9535), (7628, 9440)]