220268800

素因数分解:

$2^8\times 5^2\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 108

約数和(自身を含む): 551520256

約数和(自身を除く): 331251456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 200, 254, 256, 271, 320, 400, 508, 542, 635, 640, 800, 1016, 1084, 1270, 1280, 1355, 1600, 2032, 2168, 2540, 2710, 3175, 3200, 4064, 4336, 5080, 5420, 6350, 6400, 6775, 8128, 8672, 10160, 10840, 12700, 13550, 16256, 17344, 20320, 21680, 25400, 27100, 32512, 34417, 34688, 40640, 43360, 50800, 54200, 68834, 69376, 81280, 86720, 101600, 108400, 137668, 162560, 172085, 173440, 203200, 216800, 275336, 344170, 346880, 406400, 433600, 550672, 688340, 812800, 860425, 867200, 1101344, 1376680, 1720850, 1734400, 2202688, 2753360, 3441700, 4405376, 5506720, 6883400, 8810752, 11013440, 13766800, 22026880, 27533600, 44053760, 55067200, 110134400, 220268800]

約数ペア:

[(1, 220268800), (2, 110134400), (4, 55067200), (5, 44053760), (8, 27533600), (10, 22026880), (16, 13766800), (20, 11013440), (25, 8810752), (32, 6883400), (40, 5506720), (50, 4405376), (64, 3441700), (80, 2753360), (100, 2202688), (127, 1734400), (128, 1720850), (160, 1376680), (200, 1101344), (254, 867200), (256, 860425), (271, 812800), (320, 688340), (400, 550672), (508, 433600), (542, 406400), (635, 346880), (640, 344170), (800, 275336), (1016, 216800), (1084, 203200), (1270, 173440), (1280, 172085), (1355, 162560), (1600, 137668), (2032, 108400), (2168, 101600), (2540, 86720), (2710, 81280), (3175, 69376), (3200, 68834), (4064, 54200), (4336, 50800), (5080, 43360), (5420, 40640), (6350, 34688), (6400, 34417), (6775, 32512), (8128, 27100), (8672, 25400), (10160, 21680), (10840, 20320), (12700, 17344), (13550, 16256)]