20175247890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{5003}}^1$

素因数の和:5233

約数の個数: 192

約数和(自身を含む): 61937830656

約数和(自身を除く): 41762582766

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 37, 42, 45, 63, 70, 74, 90, 105, 111, 126, 173, 185, 210, 222, 259, 315, 333, 346, 370, 518, 519, 555, 630, 666, 777, 865, 1038, 1110, 1211, 1295, 1554, 1557, 1665, 1730, 2331, 2422, 2590, 2595, 3114, 3330, 3633, 3885, 4662, 5003, 5190, 6055, 6401, 7266, 7770, 7785, 10006, 10899, 11655, 12110, 12802, 15009, 15570, 18165, 19203, 21798, 23310, 25015, 30018, 32005, 35021, 36330, 38406, 44807, 45027, 50030, 54495, 57609, 64010, 70042, 75045, 89614, 90054, 96015, 105063, 108990, 115218, 134421, 150090, 175105, 185111, 192030, 210126, 224035, 225135, 268842, 288045, 315189, 350210, 370222, 403263, 448070, 450270, 525315, 555333, 576090, 630378, 672105, 806526, 865519, 925555, 1050630, 1110666, 1295777, 1344210, 1575945, 1665999, 1731038, 1851110, 2016315, 2591554, 2596557, 2776665, 3151890, 3331998, 3887331, 4032630, 4327595, 5193114, 5553330, 6058633, 6478885, 7774662, 7789671, 8329995, 8655190, 11661993, 12117266, 12957770, 12982785, 15579342, 16659990, 18175899, 19436655, 23323986, 25965570, 30293165, 32024203, 36351798, 38873310, 38948355, 54527697, 58309965, 60586330, 64048406, 77896710, 90879495, 96072609, 109055394, 116619930, 160121015, 181758990, 192145218, 224169421, 272638485, 288217827, 320242030, 448338842, 480363045, 545276970, 576435654, 672508263, 960726090, 1120847105, 1345016526, 1441089135, 2017524789, 2241694210, 2882178270, 3362541315, 4035049578, 6725082630, 10087623945, 20175247890]

約数ペア:

[(1, 20175247890), (2, 10087623945), (3, 6725082630), (5, 4035049578), (6, 3362541315), (7, 2882178270), (9, 2241694210), (10, 2017524789), (14, 1441089135), (15, 1345016526), (18, 1120847105), (21, 960726090), (30, 672508263), (35, 576435654), (37, 545276970), (42, 480363045), (45, 448338842), (63, 320242030), (70, 288217827), (74, 272638485), (90, 224169421), (105, 192145218), (111, 181758990), (126, 160121015), (173, 116619930), (185, 109055394), (210, 96072609), (222, 90879495), (259, 77896710), (315, 64048406), (333, 60586330), (346, 58309965), (370, 54527697), (518, 38948355), (519, 38873310), (555, 36351798), (630, 32024203), (666, 30293165), (777, 25965570), (865, 23323986), (1038, 19436655), (1110, 18175899), (1211, 16659990), (1295, 15579342), (1554, 12982785), (1557, 12957770), (1665, 12117266), (1730, 11661993), (2331, 8655190), (2422, 8329995), (2590, 7789671), (2595, 7774662), (3114, 6478885), (3330, 6058633), (3633, 5553330), (3885, 5193114), (4662, 4327595), (5003, 4032630), (5190, 3887331), (6055, 3331998), (6401, 3151890), (7266, 2776665), (7770, 2596557), (7785, 2591554), (10006, 2016315), (10899, 1851110), (11655, 1731038), (12110, 1665999), (12802, 1575945), (15009, 1344210), (15570, 1295777), (18165, 1110666), (19203, 1050630), (21798, 925555), (23310, 865519), (25015, 806526), (30018, 672105), (32005, 630378), (35021, 576090), (36330, 555333), (38406, 525315), (44807, 450270), (45027, 448070), (50030, 403263), (54495, 370222), (57609, 350210), (64010, 315189), (70042, 288045), (75045, 268842), (89614, 225135), (90054, 224035), (96015, 210126), (105063, 192030), (108990, 185111), (115218, 175105), (134421, 150090)]