196209920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 508612608

約数和(自身を除く): 312402688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 127, 128, 136, 142, 160, 170, 254, 256, 272, 284, 320, 340, 355, 508, 544, 568, 635, 640, 680, 710, 1016, 1088, 1136, 1207, 1270, 1280, 1360, 1420, 2032, 2159, 2176, 2272, 2414, 2540, 2720, 2840, 4064, 4318, 4352, 4544, 4828, 5080, 5440, 5680, 6035, 8128, 8636, 9017, 9088, 9656, 10160, 10795, 10880, 11360, 12070, 16256, 17272, 18034, 18176, 19312, 20320, 21590, 21760, 22720, 24140, 32512, 34544, 36068, 38624, 40640, 43180, 45085, 45440, 48280, 69088, 72136, 77248, 81280, 86360, 90170, 90880, 96560, 138176, 144272, 153289, 154496, 162560, 172720, 180340, 193120, 276352, 288544, 306578, 308992, 345440, 360680, 386240, 552704, 577088, 613156, 690880, 721360, 766445, 772480, 1154176, 1226312, 1381760, 1442720, 1532890, 1544960, 2308352, 2452624, 2763520, 2885440, 3065780, 4905248, 5770880, 6131560, 9810496, 11541760, 12263120, 19620992, 24526240, 39241984, 49052480, 98104960, 196209920]

約数ペア:

[(1, 196209920), (2, 98104960), (4, 49052480), (5, 39241984), (8, 24526240), (10, 19620992), (16, 12263120), (17, 11541760), (20, 9810496), (32, 6131560), (34, 5770880), (40, 4905248), (64, 3065780), (68, 2885440), (71, 2763520), (80, 2452624), (85, 2308352), (127, 1544960), (128, 1532890), (136, 1442720), (142, 1381760), (160, 1226312), (170, 1154176), (254, 772480), (256, 766445), (272, 721360), (284, 690880), (320, 613156), (340, 577088), (355, 552704), (508, 386240), (544, 360680), (568, 345440), (635, 308992), (640, 306578), (680, 288544), (710, 276352), (1016, 193120), (1088, 180340), (1136, 172720), (1207, 162560), (1270, 154496), (1280, 153289), (1360, 144272), (1420, 138176), (2032, 96560), (2159, 90880), (2176, 90170), (2272, 86360), (2414, 81280), (2540, 77248), (2720, 72136), (2840, 69088), (4064, 48280), (4318, 45440), (4352, 45085), (4544, 43180), (4828, 40640), (5080, 38624), (5440, 36068), (5680, 34544), (6035, 32512), (8128, 24140), (8636, 22720), (9017, 21760), (9088, 21590), (9656, 20320), (10160, 19312), (10795, 18176), (10880, 18034), (11360, 17272), (12070, 16256)]