2027970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 128

約数和(自身を含む): 6566400

約数和(自身を除く): 4538430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 37, 42, 45, 54, 58, 63, 70, 74, 87, 90, 105, 111, 126, 135, 145, 174, 185, 189, 203, 210, 222, 259, 261, 270, 290, 315, 333, 370, 378, 406, 435, 518, 522, 555, 609, 630, 666, 777, 783, 870, 945, 999, 1015, 1073, 1110, 1218, 1295, 1305, 1554, 1566, 1665, 1827, 1890, 1998, 2030, 2146, 2331, 2590, 2610, 3045, 3219, 3330, 3654, 3885, 3915, 4662, 4995, 5365, 5481, 6090, 6438, 6993, 7511, 7770, 7830, 9135, 9657, 9990, 10730, 10962, 11655, 13986, 15022, 16095, 18270, 19314, 22533, 23310, 27405, 28971, 32190, 34965, 37555, 45066, 48285, 54810, 57942, 67599, 69930, 75110, 96570, 112665, 135198, 144855, 202797, 225330, 289710, 337995, 405594, 675990, 1013985, 2027970]

約数ペア:

[(1, 2027970), (2, 1013985), (3, 675990), (5, 405594), (6, 337995), (7, 289710), (9, 225330), (10, 202797), (14, 144855), (15, 135198), (18, 112665), (21, 96570), (27, 75110), (29, 69930), (30, 67599), (35, 57942), (37, 54810), (42, 48285), (45, 45066), (54, 37555), (58, 34965), (63, 32190), (70, 28971), (74, 27405), (87, 23310), (90, 22533), (105, 19314), (111, 18270), (126, 16095), (135, 15022), (145, 13986), (174, 11655), (185, 10962), (189, 10730), (203, 9990), (210, 9657), (222, 9135), (259, 7830), (261, 7770), (270, 7511), (290, 6993), (315, 6438), (333, 6090), (370, 5481), (378, 5365), (406, 4995), (435, 4662), (518, 3915), (522, 3885), (555, 3654), (609, 3330), (630, 3219), (666, 3045), (777, 2610), (783, 2590), (870, 2331), (945, 2146), (999, 2030), (1015, 1998), (1073, 1890), (1110, 1827), (1218, 1665), (1295, 1566), (1305, 1554)]