21894840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 256

約数和(自身を含む): 84672000

約数和(自身を除く): 62777160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 44, 45, 54, 55, 57, 60, 66, 72, 76, 88, 90, 95, 97, 99, 108, 110, 114, 120, 132, 135, 152, 165, 171, 180, 190, 194, 198, 209, 216, 220, 228, 264, 270, 285, 291, 297, 330, 342, 360, 380, 388, 396, 418, 440, 456, 485, 495, 513, 540, 570, 582, 594, 627, 660, 684, 760, 776, 792, 836, 855, 873, 970, 990, 1026, 1045, 1067, 1080, 1140, 1164, 1188, 1254, 1320, 1368, 1455, 1485, 1672, 1710, 1746, 1843, 1881, 1940, 1980, 2052, 2090, 2134, 2280, 2328, 2376, 2508, 2565, 2619, 2910, 2970, 3135, 3201, 3420, 3492, 3686, 3762, 3880, 3960, 4104, 4180, 4268, 4365, 5016, 5130, 5238, 5335, 5529, 5643, 5820, 5940, 6270, 6402, 6840, 6984, 7372, 7524, 8360, 8536, 8730, 9215, 9405, 9603, 10260, 10476, 10670, 11058, 11286, 11640, 11880, 12540, 12804, 13095, 14744, 15048, 16005, 16587, 17460, 18430, 18810, 19206, 20273, 20520, 20952, 21340, 22116, 22572, 25080, 25608, 26190, 27645, 28215, 28809, 32010, 33174, 34920, 36860, 37620, 38412, 40546, 42680, 44232, 45144, 48015, 49761, 52380, 55290, 56430, 57618, 60819, 64020, 66348, 73720, 75240, 76824, 81092, 82935, 96030, 99522, 101365, 104760, 110580, 112860, 115236, 121638, 128040, 132696, 144045, 162184, 165870, 182457, 192060, 199044, 202730, 221160, 225720, 230472, 243276, 248805, 288090, 304095, 331740, 364914, 384120, 398088, 405460, 486552, 497610, 547371, 576180, 608190, 663480, 729828, 810920, 912285, 995220, 1094742, 1152360, 1216380, 1459656, 1824570, 1990440, 2189484, 2432760, 2736855, 3649140, 4378968, 5473710, 7298280, 10947420, 21894840]

約数ペア:

[(1, 21894840), (2, 10947420), (3, 7298280), (4, 5473710), (5, 4378968), (6, 3649140), (8, 2736855), (9, 2432760), (10, 2189484), (11, 1990440), (12, 1824570), (15, 1459656), (18, 1216380), (19, 1152360), (20, 1094742), (22, 995220), (24, 912285), (27, 810920), (30, 729828), (33, 663480), (36, 608190), (38, 576180), (40, 547371), (44, 497610), (45, 486552), (54, 405460), (55, 398088), (57, 384120), (60, 364914), (66, 331740), (72, 304095), (76, 288090), (88, 248805), (90, 243276), (95, 230472), (97, 225720), (99, 221160), (108, 202730), (110, 199044), (114, 192060), (120, 182457), (132, 165870), (135, 162184), (152, 144045), (165, 132696), (171, 128040), (180, 121638), (190, 115236), (194, 112860), (198, 110580), (209, 104760), (216, 101365), (220, 99522), (228, 96030), (264, 82935), (270, 81092), (285, 76824), (291, 75240), (297, 73720), (330, 66348), (342, 64020), (360, 60819), (380, 57618), (388, 56430), (396, 55290), (418, 52380), (440, 49761), (456, 48015), (485, 45144), (495, 44232), (513, 42680), (540, 40546), (570, 38412), (582, 37620), (594, 36860), (627, 34920), (660, 33174), (684, 32010), (760, 28809), (776, 28215), (792, 27645), (836, 26190), (855, 25608), (873, 25080), (970, 22572), (990, 22116), (1026, 21340), (1045, 20952), (1067, 20520), (1080, 20273), (1140, 19206), (1164, 18810), (1188, 18430), (1254, 17460), (1320, 16587), (1368, 16005), (1455, 15048), (1485, 14744), (1672, 13095), (1710, 12804), (1746, 12540), (1843, 11880), (1881, 11640), (1940, 11286), (1980, 11058), (2052, 10670), (2090, 10476), (2134, 10260), (2280, 9603), (2328, 9405), (2376, 9215), (2508, 8730), (2565, 8536), (2619, 8360), (2910, 7524), (2970, 7372), (3135, 6984), (3201, 6840), (3420, 6402), (3492, 6270), (3686, 5940), (3762, 5820), (3880, 5643), (3960, 5529), (4104, 5335), (4180, 5238), (4268, 5130), (4365, 5016)]