20229690720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1\times {\mathrm{743}}^1$

素因数の和:1325

約数の個数: 192

約数和(自身を含む): 64444875264

約数和(自身を除く): 44215184544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 131, 160, 240, 262, 393, 433, 480, 524, 655, 743, 786, 866, 1048, 1299, 1310, 1486, 1572, 1732, 1965, 2096, 2165, 2229, 2598, 2620, 2972, 3144, 3464, 3715, 3930, 4192, 4330, 4458, 5196, 5240, 5944, 6288, 6495, 6928, 7430, 7860, 8660, 8916, 10392, 10480, 11145, 11888, 12576, 12990, 13856, 14860, 15720, 17320, 17832, 20784, 20960, 22290, 23776, 25980, 29720, 31440, 34640, 35664, 41568, 44580, 51960, 56723, 59440, 62880, 69280, 71328, 89160, 97333, 103920, 113446, 118880, 170169, 178320, 194666, 207840, 226892, 283615, 291999, 321719, 340338, 356640, 389332, 453784, 486665, 567230, 583998, 643438, 680676, 778664, 850845, 907568, 965157, 973330, 1134460, 1167996, 1286876, 1361352, 1459995, 1557328, 1608595, 1701690, 1815136, 1930314, 1946660, 2268920, 2335992, 2573752, 2722704, 2919990, 3114656, 3217190, 3403380, 3860628, 3893320, 4537840, 4671984, 4825785, 5147504, 5445408, 5839980, 6434380, 6806760, 7721256, 7786640, 9075680, 9343968, 9651570, 10295008, 11679960, 12868760, 13613520, 15442512, 15573280, 19303140, 23359920, 25737520, 27227040, 30885024, 38606280, 42145189, 46719840, 51475040, 77212560, 84290378, 126435567, 154425120, 168580756, 210725945, 252871134, 337161512, 421451890, 505742268, 632177835, 674323024, 842903780, 1011484536, 1264355670, 1348646048, 1685807560, 2022969072, 2528711340, 3371615120, 4045938144, 5057422680, 6743230240, 10114845360, 20229690720]

約数ペア:

[(1, 20229690720), (2, 10114845360), (3, 6743230240), (4, 5057422680), (5, 4045938144), (6, 3371615120), (8, 2528711340), (10, 2022969072), (12, 1685807560), (15, 1348646048), (16, 1264355670), (20, 1011484536), (24, 842903780), (30, 674323024), (32, 632177835), (40, 505742268), (48, 421451890), (60, 337161512), (80, 252871134), (96, 210725945), (120, 168580756), (131, 154425120), (160, 126435567), (240, 84290378), (262, 77212560), (393, 51475040), (433, 46719840), (480, 42145189), (524, 38606280), (655, 30885024), (743, 27227040), (786, 25737520), (866, 23359920), (1048, 19303140), (1299, 15573280), (1310, 15442512), (1486, 13613520), (1572, 12868760), (1732, 11679960), (1965, 10295008), (2096, 9651570), (2165, 9343968), (2229, 9075680), (2598, 7786640), (2620, 7721256), (2972, 6806760), (3144, 6434380), (3464, 5839980), (3715, 5445408), (3930, 5147504), (4192, 4825785), (4330, 4671984), (4458, 4537840), (5196, 3893320), (5240, 3860628), (5944, 3403380), (6288, 3217190), (6495, 3114656), (6928, 2919990), (7430, 2722704), (7860, 2573752), (8660, 2335992), (8916, 2268920), (10392, 1946660), (10480, 1930314), (11145, 1815136), (11888, 1701690), (12576, 1608595), (12990, 1557328), (13856, 1459995), (14860, 1361352), (15720, 1286876), (17320, 1167996), (17832, 1134460), (20784, 973330), (20960, 965157), (22290, 907568), (23776, 850845), (25980, 778664), (29720, 680676), (31440, 643438), (34640, 583998), (35664, 567230), (41568, 486665), (44580, 453784), (51960, 389332), (56723, 356640), (59440, 340338), (62880, 321719), (69280, 291999), (71328, 283615), (89160, 226892), (97333, 207840), (103920, 194666), (113446, 178320), (118880, 170169)]