77156720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2207}}^1$

素因数の和:2262

約数の個数: 80

約数和(自身を含む): 197130240

約数和(自身を除く): 119973520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 2207, 3496, 4370, 4414, 6992, 8740, 8828, 11035, 17480, 17656, 22070, 34960, 35312, 41933, 44140, 50761, 83866, 88280, 101522, 167732, 176560, 203044, 209665, 253805, 335464, 406088, 419330, 507610, 670928, 812176, 838660, 964459, 1015220, 1677320, 1928918, 2030440, 3354640, 3857836, 4060880, 4822295, 7715672, 9644590, 15431344, 19289180, 38578360, 77156720]

約数ペア:

[(1, 77156720), (2, 38578360), (4, 19289180), (5, 15431344), (8, 9644590), (10, 7715672), (16, 4822295), (19, 4060880), (20, 3857836), (23, 3354640), (38, 2030440), (40, 1928918), (46, 1677320), (76, 1015220), (80, 964459), (92, 838660), (95, 812176), (115, 670928), (152, 507610), (184, 419330), (190, 406088), (230, 335464), (304, 253805), (368, 209665), (380, 203044), (437, 176560), (460, 167732), (760, 101522), (874, 88280), (920, 83866), (1520, 50761), (1748, 44140), (1840, 41933), (2185, 35312), (2207, 34960), (3496, 22070), (4370, 17656), (4414, 17480), (6992, 11035), (8740, 8828)]