287864280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:272

約数の個数: 320

約数和(自身を含む): 1086734880

約数和(自身を除く): 798870600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 41, 44, 45, 54, 55, 60, 66, 72, 81, 82, 88, 90, 99, 108, 110, 120, 123, 132, 135, 162, 164, 165, 180, 197, 198, 205, 216, 220, 246, 264, 270, 297, 324, 328, 330, 360, 369, 394, 396, 405, 410, 440, 451, 492, 495, 540, 591, 594, 615, 648, 660, 738, 788, 792, 810, 820, 891, 902, 984, 985, 990, 1080, 1107, 1182, 1188, 1230, 1320, 1353, 1476, 1485, 1576, 1620, 1640, 1773, 1782, 1804, 1845, 1970, 1980, 2167, 2214, 2255, 2364, 2376, 2460, 2706, 2952, 2955, 2970, 3240, 3321, 3546, 3564, 3608, 3690, 3940, 3960, 4059, 4334, 4428, 4455, 4510, 4728, 4920, 5319, 5412, 5535, 5910, 5940, 6501, 6642, 6765, 7092, 7128, 7380, 7880, 8077, 8118, 8668, 8856, 8865, 8910, 9020, 10638, 10824, 10835, 11070, 11820, 11880, 12177, 13002, 13284, 13530, 14184, 14760, 15957, 16154, 16236, 16605, 17336, 17730, 17820, 18040, 19503, 20295, 21276, 21670, 22140, 23640, 24231, 24354, 26004, 26568, 26595, 27060, 31914, 32308, 32472, 32505, 33210, 35460, 35640, 36531, 39006, 40385, 40590, 42552, 43340, 44280, 48462, 48708, 52008, 53190, 54120, 58509, 60885, 63828, 64616, 65010, 66420, 70920, 72693, 73062, 78012, 79785, 80770, 81180, 86680, 88847, 96924, 97416, 97515, 106380, 117018, 121155, 121770, 127656, 130020, 132840, 145386, 146124, 156024, 159570, 161540, 162360, 175527, 177694, 182655, 193848, 195030, 212760, 218079, 234036, 242310, 243540, 260040, 266541, 290772, 292248, 292545, 319140, 323080, 351054, 355388, 363465, 365310, 390060, 436158, 444235, 468072, 484620, 487080, 533082, 581544, 585090, 638280, 654237, 702108, 710776, 726930, 730620, 780120, 799623, 872316, 877635, 888470, 969240, 1066164, 1090395, 1170180, 1308474, 1332705, 1404216, 1453860, 1461240, 1599246, 1744632, 1755270, 1776940, 2132328, 2180790, 2340360, 2398869, 2616948, 2665410, 2907720, 3198492, 3271185, 3510540, 3553880, 3998115, 4361580, 4797738, 5233896, 5330820, 6396984, 6542370, 7021080, 7196607, 7996230, 8723160, 9595476, 10661640, 11994345, 13084740, 14393214, 15992460, 19190952, 23988690, 26169480, 28786428, 31984920, 35983035, 47977380, 57572856, 71966070, 95954760, 143932140, 287864280]

約数ペア:

[(1, 287864280), (2, 143932140), (3, 95954760), (4, 71966070), (5, 57572856), (6, 47977380), (8, 35983035), (9, 31984920), (10, 28786428), (11, 26169480), (12, 23988690), (15, 19190952), (18, 15992460), (20, 14393214), (22, 13084740), (24, 11994345), (27, 10661640), (30, 9595476), (33, 8723160), (36, 7996230), (40, 7196607), (41, 7021080), (44, 6542370), (45, 6396984), (54, 5330820), (55, 5233896), (60, 4797738), (66, 4361580), (72, 3998115), (81, 3553880), (82, 3510540), (88, 3271185), (90, 3198492), (99, 2907720), (108, 2665410), (110, 2616948), (120, 2398869), (123, 2340360), (132, 2180790), (135, 2132328), (162, 1776940), (164, 1755270), (165, 1744632), (180, 1599246), (197, 1461240), (198, 1453860), (205, 1404216), (216, 1332705), (220, 1308474), (246, 1170180), (264, 1090395), (270, 1066164), (297, 969240), (324, 888470), (328, 877635), (330, 872316), (360, 799623), (369, 780120), (394, 730620), (396, 726930), (405, 710776), (410, 702108), (440, 654237), (451, 638280), (492, 585090), (495, 581544), (540, 533082), (591, 487080), (594, 484620), (615, 468072), (648, 444235), (660, 436158), (738, 390060), (788, 365310), (792, 363465), (810, 355388), (820, 351054), (891, 323080), (902, 319140), (984, 292545), (985, 292248), (990, 290772), (1080, 266541), (1107, 260040), (1182, 243540), (1188, 242310), (1230, 234036), (1320, 218079), (1353, 212760), (1476, 195030), (1485, 193848), (1576, 182655), (1620, 177694), (1640, 175527), (1773, 162360), (1782, 161540), (1804, 159570), (1845, 156024), (1970, 146124), (1980, 145386), (2167, 132840), (2214, 130020), (2255, 127656), (2364, 121770), (2376, 121155), (2460, 117018), (2706, 106380), (2952, 97515), (2955, 97416), (2970, 96924), (3240, 88847), (3321, 86680), (3546, 81180), (3564, 80770), (3608, 79785), (3690, 78012), (3940, 73062), (3960, 72693), (4059, 70920), (4334, 66420), (4428, 65010), (4455, 64616), (4510, 63828), (4728, 60885), (4920, 58509), (5319, 54120), (5412, 53190), (5535, 52008), (5910, 48708), (5940, 48462), (6501, 44280), (6642, 43340), (6765, 42552), (7092, 40590), (7128, 40385), (7380, 39006), (7880, 36531), (8077, 35640), (8118, 35460), (8668, 33210), (8856, 32505), (8865, 32472), (8910, 32308), (9020, 31914), (10638, 27060), (10824, 26595), (10835, 26568), (11070, 26004), (11820, 24354), (11880, 24231), (12177, 23640), (13002, 22140), (13284, 21670), (13530, 21276), (14184, 20295), (14760, 19503), (15957, 18040), (16154, 17820), (16236, 17730), (16605, 17336)]