73928960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 208782336

約数和(自身を除く): 134853376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 128, 140, 148, 160, 185, 223, 224, 256, 259, 280, 296, 320, 370, 446, 448, 518, 560, 592, 640, 740, 892, 896, 1036, 1115, 1120, 1184, 1280, 1295, 1480, 1561, 1784, 1792, 2072, 2230, 2240, 2368, 2590, 2960, 3122, 3568, 4144, 4460, 4480, 4736, 5180, 5920, 6244, 7136, 7805, 8251, 8288, 8920, 8960, 9472, 10360, 11840, 12488, 14272, 15610, 16502, 16576, 17840, 20720, 23680, 24976, 28544, 31220, 33004, 33152, 35680, 41255, 41440, 47360, 49952, 57088, 57757, 62440, 66008, 66304, 71360, 82510, 82880, 99904, 115514, 124880, 132016, 142720, 165020, 165760, 199808, 231028, 249760, 264032, 285440, 288785, 330040, 331520, 399616, 462056, 499520, 528064, 577570, 660080, 924112, 999040, 1056128, 1155140, 1320160, 1848224, 1998080, 2112256, 2310280, 2640320, 3696448, 4620560, 5280640, 7392896, 9241120, 10561280, 14785792, 18482240, 36964480, 73928960]

約数ペア:

[(1, 73928960), (2, 36964480), (4, 18482240), (5, 14785792), (7, 10561280), (8, 9241120), (10, 7392896), (14, 5280640), (16, 4620560), (20, 3696448), (28, 2640320), (32, 2310280), (35, 2112256), (37, 1998080), (40, 1848224), (56, 1320160), (64, 1155140), (70, 1056128), (74, 999040), (80, 924112), (112, 660080), (128, 577570), (140, 528064), (148, 499520), (160, 462056), (185, 399616), (223, 331520), (224, 330040), (256, 288785), (259, 285440), (280, 264032), (296, 249760), (320, 231028), (370, 199808), (446, 165760), (448, 165020), (518, 142720), (560, 132016), (592, 124880), (640, 115514), (740, 99904), (892, 82880), (896, 82510), (1036, 71360), (1115, 66304), (1120, 66008), (1184, 62440), (1280, 57757), (1295, 57088), (1480, 49952), (1561, 47360), (1784, 41440), (1792, 41255), (2072, 35680), (2230, 33152), (2240, 33004), (2368, 31220), (2590, 28544), (2960, 24976), (3122, 23680), (3568, 20720), (4144, 17840), (4460, 16576), (4480, 16502), (4736, 15610), (5180, 14272), (5920, 12488), (6244, 11840), (7136, 10360), (7805, 9472), (8251, 8960), (8288, 8920)]