20161243520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{7933}}^1$

素因数の和:8001

約数の個数: 192

約数和(自身を含む): 55499599440

約数和(自身を除く): 35338355920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 304, 320, 352, 361, 380, 418, 440, 608, 640, 704, 722, 760, 836, 880, 1045, 1216, 1408, 1444, 1520, 1672, 1760, 1805, 2090, 2432, 2888, 3040, 3344, 3520, 3610, 3971, 4180, 5776, 6080, 6688, 7040, 7220, 7933, 7942, 8360, 11552, 12160, 13376, 14440, 15866, 15884, 16720, 19855, 23104, 26752, 28880, 31732, 31768, 33440, 39665, 39710, 46208, 57760, 63464, 63536, 66880, 79330, 79420, 87263, 115520, 126928, 127072, 133760, 150727, 158660, 158840, 174526, 231040, 253856, 254144, 301454, 317320, 317680, 349052, 436315, 507712, 508288, 602908, 634640, 635360, 698104, 753635, 872630, 1015424, 1205816, 1269280, 1270720, 1396208, 1507270, 1657997, 1745260, 2411632, 2538560, 2541440, 2792416, 2863813, 3014540, 3315994, 3490520, 4823264, 5077120, 5584832, 5727626, 6029080, 6631988, 6981040, 8289985, 9646528, 11169664, 11455252, 12058160, 13263976, 13962080, 14319065, 16579970, 19293056, 22910504, 24116320, 26527952, 27924160, 28638130, 31501943, 33159940, 45821008, 48232640, 53055904, 55848320, 57276260, 63003886, 66319880, 91642016, 96465280, 106111808, 114552520, 126007772, 132639760, 157509715, 183284032, 212223616, 229105040, 252015544, 265279520, 315019430, 366568064, 458210080, 504031088, 530559040, 630038860, 916420160, 1008062176, 1061118080, 1260077720, 1832840320, 2016124352, 2520155440, 4032248704, 5040310880, 10080621760, 20161243520]

約数ペア:

[(1, 20161243520), (2, 10080621760), (4, 5040310880), (5, 4032248704), (8, 2520155440), (10, 2016124352), (11, 1832840320), (16, 1260077720), (19, 1061118080), (20, 1008062176), (22, 916420160), (32, 630038860), (38, 530559040), (40, 504031088), (44, 458210080), (55, 366568064), (64, 315019430), (76, 265279520), (80, 252015544), (88, 229105040), (95, 212223616), (110, 183284032), (128, 157509715), (152, 132639760), (160, 126007772), (176, 114552520), (190, 106111808), (209, 96465280), (220, 91642016), (304, 66319880), (320, 63003886), (352, 57276260), (361, 55848320), (380, 53055904), (418, 48232640), (440, 45821008), (608, 33159940), (640, 31501943), (704, 28638130), (722, 27924160), (760, 26527952), (836, 24116320), (880, 22910504), (1045, 19293056), (1216, 16579970), (1408, 14319065), (1444, 13962080), (1520, 13263976), (1672, 12058160), (1760, 11455252), (1805, 11169664), (2090, 9646528), (2432, 8289985), (2888, 6981040), (3040, 6631988), (3344, 6029080), (3520, 5727626), (3610, 5584832), (3971, 5077120), (4180, 4823264), (5776, 3490520), (6080, 3315994), (6688, 3014540), (7040, 2863813), (7220, 2792416), (7933, 2541440), (7942, 2538560), (8360, 2411632), (11552, 1745260), (12160, 1657997), (13376, 1507270), (14440, 1396208), (15866, 1270720), (15884, 1269280), (16720, 1205816), (19855, 1015424), (23104, 872630), (26752, 753635), (28880, 698104), (31732, 635360), (31768, 634640), (33440, 602908), (39665, 508288), (39710, 507712), (46208, 436315), (57760, 349052), (63464, 317680), (63536, 317320), (66880, 301454), (79330, 254144), (79420, 253856), (87263, 231040), (115520, 174526), (126928, 158840), (127072, 158660), (133760, 150727)]