274221640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 829440000

約数和(自身を除く): 555218360

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 49, 55, 56, 70, 77, 79, 88, 92, 98, 110, 115, 140, 154, 158, 161, 184, 196, 220, 230, 245, 253, 280, 308, 316, 322, 343, 385, 392, 395, 440, 460, 490, 506, 539, 553, 616, 632, 644, 686, 770, 790, 805, 869, 920, 980, 1012, 1078, 1106, 1127, 1265, 1288, 1372, 1540, 1580, 1610, 1715, 1738, 1771, 1817, 1960, 2024, 2156, 2212, 2254, 2530, 2695, 2744, 2765, 3080, 3160, 3220, 3430, 3476, 3542, 3634, 3773, 3871, 4312, 4345, 4424, 4508, 5060, 5390, 5530, 5635, 6083, 6440, 6860, 6952, 7084, 7268, 7546, 7742, 7889, 8690, 8855, 9016, 9085, 10120, 10780, 11060, 11270, 12166, 12397, 12719, 13720, 14168, 14536, 15092, 15484, 15778, 17380, 17710, 18170, 18865, 19355, 19987, 21560, 22120, 22540, 24332, 24794, 25438, 27097, 30184, 30415, 30968, 31556, 34760, 35420, 36340, 37730, 38710, 39445, 39974, 42581, 45080, 48664, 49588, 50876, 54194, 60830, 61985, 63112, 63595, 70840, 72680, 75460, 77420, 78890, 79948, 85162, 86779, 89033, 99176, 99935, 101752, 108388, 121660, 123970, 127190, 135485, 139909, 150920, 154840, 157780, 159896, 170324, 173558, 178066, 199870, 212905, 216776, 243320, 247940, 254380, 270970, 279818, 298067, 315560, 340648, 347116, 356132, 399740, 425810, 433895, 445165, 495880, 508760, 541940, 559636, 596134, 623231, 694232, 699545, 712264, 799480, 851620, 867790, 890330, 979363, 1083880, 1119272, 1192268, 1246462, 1399090, 1490335, 1703240, 1735580, 1780660, 1958726, 2384536, 2492924, 2798180, 2980670, 3116155, 3471160, 3561320, 3917452, 4896815, 4985848, 5596360, 5961340, 6232310, 6855541, 7834904, 9793630, 11922680, 12464620, 13711082, 19587260, 24929240, 27422164, 34277705, 39174520, 54844328, 68555410, 137110820, 274221640]

約数ペア:

[(1, 274221640), (2, 137110820), (4, 68555410), (5, 54844328), (7, 39174520), (8, 34277705), (10, 27422164), (11, 24929240), (14, 19587260), (20, 13711082), (22, 12464620), (23, 11922680), (28, 9793630), (35, 7834904), (40, 6855541), (44, 6232310), (46, 5961340), (49, 5596360), (55, 4985848), (56, 4896815), (70, 3917452), (77, 3561320), (79, 3471160), (88, 3116155), (92, 2980670), (98, 2798180), (110, 2492924), (115, 2384536), (140, 1958726), (154, 1780660), (158, 1735580), (161, 1703240), (184, 1490335), (196, 1399090), (220, 1246462), (230, 1192268), (245, 1119272), (253, 1083880), (280, 979363), (308, 890330), (316, 867790), (322, 851620), (343, 799480), (385, 712264), (392, 699545), (395, 694232), (440, 623231), (460, 596134), (490, 559636), (506, 541940), (539, 508760), (553, 495880), (616, 445165), (632, 433895), (644, 425810), (686, 399740), (770, 356132), (790, 347116), (805, 340648), (869, 315560), (920, 298067), (980, 279818), (1012, 270970), (1078, 254380), (1106, 247940), (1127, 243320), (1265, 216776), (1288, 212905), (1372, 199870), (1540, 178066), (1580, 173558), (1610, 170324), (1715, 159896), (1738, 157780), (1771, 154840), (1817, 150920), (1960, 139909), (2024, 135485), (2156, 127190), (2212, 123970), (2254, 121660), (2530, 108388), (2695, 101752), (2744, 99935), (2765, 99176), (3080, 89033), (3160, 86779), (3220, 85162), (3430, 79948), (3476, 78890), (3542, 77420), (3634, 75460), (3773, 72680), (3871, 70840), (4312, 63595), (4345, 63112), (4424, 61985), (4508, 60830), (5060, 54194), (5390, 50876), (5530, 49588), (5635, 48664), (6083, 45080), (6440, 42581), (6860, 39974), (6952, 39445), (7084, 38710), (7268, 37730), (7546, 36340), (7742, 35420), (7889, 34760), (8690, 31556), (8855, 30968), (9016, 30415), (9085, 30184), (10120, 27097), (10780, 25438), (11060, 24794), (11270, 24332), (12166, 22540), (12397, 22120), (12719, 21560), (13720, 19987), (14168, 19355), (14536, 18865), (15092, 18170), (15484, 17710), (15778, 17380)]