19193040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 71959680

約数和(自身を除く): 52766640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 48, 57, 60, 61, 69, 72, 76, 80, 90, 92, 95, 114, 115, 120, 122, 138, 144, 152, 171, 180, 183, 184, 190, 207, 228, 230, 240, 244, 276, 285, 304, 305, 342, 345, 360, 366, 368, 380, 414, 437, 456, 460, 488, 549, 552, 570, 610, 684, 690, 720, 732, 760, 828, 855, 874, 912, 915, 920, 976, 1035, 1098, 1104, 1140, 1159, 1220, 1311, 1368, 1380, 1403, 1464, 1520, 1656, 1710, 1748, 1830, 1840, 2070, 2185, 2196, 2280, 2318, 2440, 2622, 2736, 2745, 2760, 2806, 2928, 3312, 3420, 3477, 3496, 3660, 3933, 4140, 4209, 4370, 4392, 4560, 4636, 4880, 5244, 5490, 5520, 5612, 5795, 6555, 6840, 6954, 6992, 7015, 7320, 7866, 8280, 8418, 8740, 8784, 9272, 10431, 10488, 10980, 11224, 11590, 12627, 13110, 13680, 13908, 14030, 14640, 15732, 16560, 16836, 17385, 17480, 18544, 19665, 20862, 20976, 21045, 21960, 22448, 23180, 25254, 26220, 26657, 27816, 28060, 31464, 33672, 34770, 34960, 39330, 41724, 42090, 43920, 46360, 50508, 52155, 52440, 53314, 55632, 56120, 62928, 63135, 67344, 69540, 78660, 79971, 83448, 84180, 92720, 101016, 104310, 104880, 106628, 112240, 126270, 133285, 139080, 157320, 159942, 166896, 168360, 202032, 208620, 213256, 239913, 252540, 266570, 278160, 314640, 319884, 336720, 399855, 417240, 426512, 479826, 505080, 533140, 639768, 799710, 834480, 959652, 1010160, 1066280, 1199565, 1279536, 1599420, 1919304, 2132560, 2399130, 3198840, 3838608, 4798260, 6397680, 9596520, 19193040]

約数ペア:

[(1, 19193040), (2, 9596520), (3, 6397680), (4, 4798260), (5, 3838608), (6, 3198840), (8, 2399130), (9, 2132560), (10, 1919304), (12, 1599420), (15, 1279536), (16, 1199565), (18, 1066280), (19, 1010160), (20, 959652), (23, 834480), (24, 799710), (30, 639768), (36, 533140), (38, 505080), (40, 479826), (45, 426512), (46, 417240), (48, 399855), (57, 336720), (60, 319884), (61, 314640), (69, 278160), (72, 266570), (76, 252540), (80, 239913), (90, 213256), (92, 208620), (95, 202032), (114, 168360), (115, 166896), (120, 159942), (122, 157320), (138, 139080), (144, 133285), (152, 126270), (171, 112240), (180, 106628), (183, 104880), (184, 104310), (190, 101016), (207, 92720), (228, 84180), (230, 83448), (240, 79971), (244, 78660), (276, 69540), (285, 67344), (304, 63135), (305, 62928), (342, 56120), (345, 55632), (360, 53314), (366, 52440), (368, 52155), (380, 50508), (414, 46360), (437, 43920), (456, 42090), (460, 41724), (488, 39330), (549, 34960), (552, 34770), (570, 33672), (610, 31464), (684, 28060), (690, 27816), (720, 26657), (732, 26220), (760, 25254), (828, 23180), (855, 22448), (874, 21960), (912, 21045), (915, 20976), (920, 20862), (976, 19665), (1035, 18544), (1098, 17480), (1104, 17385), (1140, 16836), (1159, 16560), (1220, 15732), (1311, 14640), (1368, 14030), (1380, 13908), (1403, 13680), (1464, 13110), (1520, 12627), (1656, 11590), (1710, 11224), (1748, 10980), (1830, 10488), (1840, 10431), (2070, 9272), (2185, 8784), (2196, 8740), (2280, 8418), (2318, 8280), (2440, 7866), (2622, 7320), (2736, 7015), (2745, 6992), (2760, 6954), (2806, 6840), (2928, 6555), (3312, 5795), (3420, 5612), (3477, 5520), (3496, 5490), (3660, 5244), (3933, 4880), (4140, 4636), (4209, 4560), (4370, 4392)]