1215721800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 288

約数和(自身を含む): 4245040800

約数和(自身を除く): 3029319000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 43, 45, 50, 60, 72, 75, 86, 90, 100, 113, 120, 129, 139, 150, 172, 180, 200, 215, 225, 226, 258, 278, 300, 339, 344, 360, 387, 417, 430, 450, 452, 516, 556, 565, 600, 645, 678, 695, 774, 834, 860, 900, 904, 1017, 1032, 1075, 1112, 1130, 1251, 1290, 1356, 1390, 1548, 1668, 1695, 1720, 1800, 1935, 2034, 2085, 2150, 2260, 2502, 2580, 2712, 2780, 2825, 3096, 3225, 3336, 3390, 3475, 3870, 4068, 4170, 4300, 4520, 4859, 5004, 5085, 5160, 5560, 5650, 5977, 6255, 6450, 6780, 6950, 7740, 8136, 8340, 8475, 8600, 9675, 9718, 10008, 10170, 10425, 11300, 11954, 12510, 12900, 13560, 13900, 14577, 15480, 15707, 16680, 16950, 17931, 19350, 19436, 20340, 20850, 22600, 23908, 24295, 25020, 25425, 25800, 27800, 29154, 29885, 31275, 31414, 33900, 35862, 38700, 38872, 40680, 41700, 43731, 47121, 47816, 48590, 50040, 50850, 53793, 58308, 59770, 62550, 62828, 67800, 71724, 72885, 77400, 78535, 83400, 87462, 89655, 94242, 97180, 101700, 107586, 116616, 119540, 121475, 125100, 125656, 141363, 143448, 145770, 149425, 157070, 174924, 179310, 188484, 194360, 203400, 215172, 218655, 235605, 239080, 242950, 250200, 268965, 282726, 291540, 298850, 314140, 349848, 358620, 364425, 376968, 392675, 430344, 437310, 448275, 471210, 485900, 537930, 565452, 583080, 597700, 628280, 675401, 706815, 717240, 728850, 785350, 874620, 896550, 942420, 971800, 1075860, 1093275, 1130904, 1178025, 1195400, 1344825, 1350802, 1413630, 1457700, 1570700, 1749240, 1793100, 1884840, 2026203, 2151720, 2186550, 2356050, 2689650, 2701604, 2827260, 2915400, 3141400, 3377005, 3534075, 3586200, 4052406, 4373100, 4712100, 5379300, 5403208, 5654520, 6078609, 6754010, 7068150, 8104812, 8746200, 9424200, 10131015, 10758600, 12157218, 13508020, 14136300, 16209624, 16885025, 20262030, 24314436, 27016040, 28272600, 30393045, 33770050, 40524060, 48628872, 50655075, 60786090, 67540100, 81048120, 101310150, 121572180, 135080200, 151965225, 202620300, 243144360, 303930450, 405240600, 607860900, 1215721800]

約数ペア:

[(1, 1215721800), (2, 607860900), (3, 405240600), (4, 303930450), (5, 243144360), (6, 202620300), (8, 151965225), (9, 135080200), (10, 121572180), (12, 101310150), (15, 81048120), (18, 67540100), (20, 60786090), (24, 50655075), (25, 48628872), (30, 40524060), (36, 33770050), (40, 30393045), (43, 28272600), (45, 27016040), (50, 24314436), (60, 20262030), (72, 16885025), (75, 16209624), (86, 14136300), (90, 13508020), (100, 12157218), (113, 10758600), (120, 10131015), (129, 9424200), (139, 8746200), (150, 8104812), (172, 7068150), (180, 6754010), (200, 6078609), (215, 5654520), (225, 5403208), (226, 5379300), (258, 4712100), (278, 4373100), (300, 4052406), (339, 3586200), (344, 3534075), (360, 3377005), (387, 3141400), (417, 2915400), (430, 2827260), (450, 2701604), (452, 2689650), (516, 2356050), (556, 2186550), (565, 2151720), (600, 2026203), (645, 1884840), (678, 1793100), (695, 1749240), (774, 1570700), (834, 1457700), (860, 1413630), (900, 1350802), (904, 1344825), (1017, 1195400), (1032, 1178025), (1075, 1130904), (1112, 1093275), (1130, 1075860), (1251, 971800), (1290, 942420), (1356, 896550), (1390, 874620), (1548, 785350), (1668, 728850), (1695, 717240), (1720, 706815), (1800, 675401), (1935, 628280), (2034, 597700), (2085, 583080), (2150, 565452), (2260, 537930), (2502, 485900), (2580, 471210), (2712, 448275), (2780, 437310), (2825, 430344), (3096, 392675), (3225, 376968), (3336, 364425), (3390, 358620), (3475, 349848), (3870, 314140), (4068, 298850), (4170, 291540), (4300, 282726), (4520, 268965), (4859, 250200), (5004, 242950), (5085, 239080), (5160, 235605), (5560, 218655), (5650, 215172), (5977, 203400), (6255, 194360), (6450, 188484), (6780, 179310), (6950, 174924), (7740, 157070), (8136, 149425), (8340, 145770), (8475, 143448), (8600, 141363), (9675, 125656), (9718, 125100), (10008, 121475), (10170, 119540), (10425, 116616), (11300, 107586), (11954, 101700), (12510, 97180), (12900, 94242), (13560, 89655), (13900, 87462), (14577, 83400), (15480, 78535), (15707, 77400), (16680, 72885), (16950, 71724), (17931, 67800), (19350, 62828), (19436, 62550), (20340, 59770), (20850, 58308), (22600, 53793), (23908, 50850), (24295, 50040), (25020, 48590), (25425, 47816), (25800, 47121), (27800, 43731), (29154, 41700), (29885, 40680), (31275, 38872), (31414, 38700), (33900, 35862)]