199411840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 541497600

約数和(自身を除く): 342085760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 76, 80, 92, 95, 115, 124, 128, 152, 155, 160, 184, 190, 230, 248, 304, 310, 320, 368, 380, 437, 460, 496, 529, 589, 608, 620, 640, 713, 736, 760, 874, 920, 992, 1058, 1178, 1216, 1240, 1426, 1472, 1520, 1748, 1840, 1984, 2116, 2185, 2356, 2432, 2480, 2645, 2852, 2944, 2945, 3040, 3496, 3565, 3680, 3968, 4232, 4370, 4712, 4960, 5290, 5704, 5890, 6080, 6992, 7130, 7360, 8464, 8740, 9424, 9920, 10051, 10580, 11408, 11780, 12160, 13547, 13984, 14260, 14720, 16399, 16928, 17480, 18848, 19840, 20102, 21160, 22816, 23560, 27094, 27968, 28520, 32798, 33856, 34960, 37696, 40204, 42320, 45632, 47120, 50255, 54188, 55936, 57040, 65596, 67712, 67735, 69920, 75392, 80408, 81995, 84640, 91264, 94240, 100510, 108376, 114080, 131192, 135470, 139840, 160816, 163990, 169280, 188480, 201020, 216752, 228160, 262384, 270940, 279680, 311581, 321632, 327980, 338560, 376960, 402040, 433504, 456320, 524768, 541880, 623162, 643264, 655960, 804080, 867008, 1049536, 1083760, 1246324, 1286528, 1311920, 1557905, 1608160, 1734016, 2099072, 2167520, 2492648, 2623840, 3115810, 3216320, 4335040, 4985296, 5247680, 6231620, 6432640, 8670080, 9970592, 10495360, 12463240, 19941184, 24926480, 39882368, 49852960, 99705920, 199411840]

約数ペア:

[(1, 199411840), (2, 99705920), (4, 49852960), (5, 39882368), (8, 24926480), (10, 19941184), (16, 12463240), (19, 10495360), (20, 9970592), (23, 8670080), (31, 6432640), (32, 6231620), (38, 5247680), (40, 4985296), (46, 4335040), (62, 3216320), (64, 3115810), (76, 2623840), (80, 2492648), (92, 2167520), (95, 2099072), (115, 1734016), (124, 1608160), (128, 1557905), (152, 1311920), (155, 1286528), (160, 1246324), (184, 1083760), (190, 1049536), (230, 867008), (248, 804080), (304, 655960), (310, 643264), (320, 623162), (368, 541880), (380, 524768), (437, 456320), (460, 433504), (496, 402040), (529, 376960), (589, 338560), (608, 327980), (620, 321632), (640, 311581), (713, 279680), (736, 270940), (760, 262384), (874, 228160), (920, 216752), (992, 201020), (1058, 188480), (1178, 169280), (1216, 163990), (1240, 160816), (1426, 139840), (1472, 135470), (1520, 131192), (1748, 114080), (1840, 108376), (1984, 100510), (2116, 94240), (2185, 91264), (2356, 84640), (2432, 81995), (2480, 80408), (2645, 75392), (2852, 69920), (2944, 67735), (2945, 67712), (3040, 65596), (3496, 57040), (3565, 55936), (3680, 54188), (3968, 50255), (4232, 47120), (4370, 45632), (4712, 42320), (4960, 40204), (5290, 37696), (5704, 34960), (5890, 33856), (6080, 32798), (6992, 28520), (7130, 27968), (7360, 27094), (8464, 23560), (8740, 22816), (9424, 21160), (9920, 20102), (10051, 19840), (10580, 18848), (11408, 17480), (11780, 16928), (12160, 16399), (13547, 14720), (13984, 14260)]