380088560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1242

約数の個数: 80

約数和(自身を含む): 911673792

約数和(自身を除く): 531585232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 71, 80, 122, 142, 244, 284, 305, 355, 488, 568, 610, 710, 976, 1097, 1136, 1220, 1420, 2194, 2440, 2840, 4331, 4388, 4880, 5485, 5680, 8662, 8776, 10970, 17324, 17552, 21655, 21940, 34648, 43310, 43880, 66917, 69296, 77887, 86620, 87760, 133834, 155774, 173240, 267668, 311548, 334585, 346480, 389435, 535336, 623096, 669170, 778870, 1070672, 1246192, 1338340, 1557740, 2676680, 3115480, 4751107, 5353360, 6230960, 9502214, 19004428, 23755535, 38008856, 47511070, 76017712, 95022140, 190044280, 380088560]

約数ペア:

[(1, 380088560), (2, 190044280), (4, 95022140), (5, 76017712), (8, 47511070), (10, 38008856), (16, 23755535), (20, 19004428), (40, 9502214), (61, 6230960), (71, 5353360), (80, 4751107), (122, 3115480), (142, 2676680), (244, 1557740), (284, 1338340), (305, 1246192), (355, 1070672), (488, 778870), (568, 669170), (610, 623096), (710, 535336), (976, 389435), (1097, 346480), (1136, 334585), (1220, 311548), (1420, 267668), (2194, 173240), (2440, 155774), (2840, 133834), (4331, 87760), (4388, 86620), (4880, 77887), (5485, 69296), (5680, 66917), (8662, 43880), (8776, 43310), (10970, 34648), (17324, 21940), (17552, 21655)]