18951030

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 59535360

約数和(自身を除く): 40584330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 37, 42, 45, 54, 63, 70, 74, 90, 105, 111, 126, 135, 185, 189, 210, 222, 259, 270, 271, 315, 333, 370, 378, 518, 542, 555, 630, 666, 777, 813, 945, 999, 1110, 1295, 1355, 1554, 1626, 1665, 1890, 1897, 1998, 2331, 2439, 2590, 2710, 3330, 3794, 3885, 4065, 4662, 4878, 4995, 5691, 6993, 7317, 7770, 8130, 9485, 9990, 10027, 11382, 11655, 12195, 13986, 14634, 17073, 18970, 20054, 23310, 24390, 28455, 30081, 34146, 34965, 36585, 50135, 51219, 56910, 60162, 69930, 70189, 73170, 85365, 90243, 100270, 102438, 140378, 150405, 170730, 180486, 210567, 256095, 270729, 300810, 350945, 421134, 451215, 512190, 541458, 631701, 701890, 902430, 1052835, 1263402, 1353645, 1895103, 2105670, 2707290, 3158505, 3790206, 6317010, 9475515, 18951030]

約数ペア:

[(1, 18951030), (2, 9475515), (3, 6317010), (5, 3790206), (6, 3158505), (7, 2707290), (9, 2105670), (10, 1895103), (14, 1353645), (15, 1263402), (18, 1052835), (21, 902430), (27, 701890), (30, 631701), (35, 541458), (37, 512190), (42, 451215), (45, 421134), (54, 350945), (63, 300810), (70, 270729), (74, 256095), (90, 210567), (105, 180486), (111, 170730), (126, 150405), (135, 140378), (185, 102438), (189, 100270), (210, 90243), (222, 85365), (259, 73170), (270, 70189), (271, 69930), (315, 60162), (333, 56910), (370, 51219), (378, 50135), (518, 36585), (542, 34965), (555, 34146), (630, 30081), (666, 28455), (777, 24390), (813, 23310), (945, 20054), (999, 18970), (1110, 17073), (1295, 14634), (1355, 13986), (1554, 12195), (1626, 11655), (1665, 11382), (1890, 10027), (1897, 9990), (1998, 9485), (2331, 8130), (2439, 7770), (2590, 7317), (2710, 6993), (3330, 5691), (3794, 4995), (3885, 4878), (4065, 4662)]