31889040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 160

約数和(自身を含む): 106064640

約数和(自身を除く): 74175600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 53, 60, 69, 80, 92, 106, 109, 115, 120, 138, 159, 184, 212, 218, 230, 240, 265, 276, 318, 327, 345, 368, 424, 436, 460, 530, 545, 552, 636, 654, 690, 795, 848, 872, 920, 1060, 1090, 1104, 1219, 1272, 1308, 1380, 1590, 1635, 1744, 1840, 2120, 2180, 2438, 2507, 2544, 2616, 2760, 3180, 3270, 3657, 4240, 4360, 4876, 5014, 5232, 5520, 5777, 6095, 6360, 6540, 7314, 7521, 8720, 9752, 10028, 11554, 12190, 12535, 12720, 13080, 14628, 15042, 17331, 18285, 19504, 20056, 23108, 24380, 25070, 26160, 28885, 29256, 30084, 34662, 36570, 37605, 40112, 46216, 48760, 50140, 57770, 58512, 60168, 69324, 73140, 75210, 86655, 92432, 97520, 100280, 115540, 120336, 132871, 138648, 146280, 150420, 173310, 200560, 231080, 265742, 277296, 292560, 300840, 346620, 398613, 462160, 531484, 601680, 664355, 693240, 797226, 1062968, 1328710, 1386480, 1594452, 1993065, 2125936, 2657420, 3188904, 3986130, 5314840, 6377808, 7972260, 10629680, 15944520, 31889040]

約数ペア:

[(1, 31889040), (2, 15944520), (3, 10629680), (4, 7972260), (5, 6377808), (6, 5314840), (8, 3986130), (10, 3188904), (12, 2657420), (15, 2125936), (16, 1993065), (20, 1594452), (23, 1386480), (24, 1328710), (30, 1062968), (40, 797226), (46, 693240), (48, 664355), (53, 601680), (60, 531484), (69, 462160), (80, 398613), (92, 346620), (106, 300840), (109, 292560), (115, 277296), (120, 265742), (138, 231080), (159, 200560), (184, 173310), (212, 150420), (218, 146280), (230, 138648), (240, 132871), (265, 120336), (276, 115540), (318, 100280), (327, 97520), (345, 92432), (368, 86655), (424, 75210), (436, 73140), (460, 69324), (530, 60168), (545, 58512), (552, 57770), (636, 50140), (654, 48760), (690, 46216), (795, 40112), (848, 37605), (872, 36570), (920, 34662), (1060, 30084), (1090, 29256), (1104, 28885), (1219, 26160), (1272, 25070), (1308, 24380), (1380, 23108), (1590, 20056), (1635, 19504), (1744, 18285), (1840, 17331), (2120, 15042), (2180, 14628), (2438, 13080), (2507, 12720), (2544, 12535), (2616, 12190), (2760, 11554), (3180, 10028), (3270, 9752), (3657, 8720), (4240, 7521), (4360, 7314), (4876, 6540), (5014, 6360), (5232, 6095), (5520, 5777)]