18654641720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{13997}}^1$

素因数の和:14265

約数の個数: 128

約数和(自身を含む): 49526043840

約数和(自身を除く): 30871402120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 233, 260, 286, 440, 466, 520, 572, 715, 932, 1144, 1165, 1430, 1864, 2330, 2563, 2860, 3029, 4660, 5126, 5720, 6058, 9320, 10252, 12116, 12815, 13997, 15145, 20504, 24232, 25630, 27994, 30290, 33319, 51260, 55988, 60580, 66638, 69985, 102520, 111976, 121160, 133276, 139970, 153967, 166595, 181961, 266552, 279940, 307934, 333190, 363922, 559880, 615868, 666380, 727844, 769835, 909805, 1231736, 1332760, 1455688, 1539670, 1819610, 2001571, 3079340, 3261301, 3639220, 4003142, 6158680, 6522602, 7278440, 8006284, 10007855, 13045204, 16012568, 16306505, 20015710, 26090408, 32613010, 35874311, 40031420, 42396913, 65226020, 71748622, 80062840, 84793826, 130452040, 143497244, 169587652, 179371555, 211984565, 286994488, 339175304, 358743110, 423969130, 466366043, 717486220, 847938260, 932732086, 1434972440, 1695876520, 1865464172, 2331830215, 3730928344, 4663660430, 9327320860, 18654641720]

約数ペア:

[(1, 18654641720), (2, 9327320860), (4, 4663660430), (5, 3730928344), (8, 2331830215), (10, 1865464172), (11, 1695876520), (13, 1434972440), (20, 932732086), (22, 847938260), (26, 717486220), (40, 466366043), (44, 423969130), (52, 358743110), (55, 339175304), (65, 286994488), (88, 211984565), (104, 179371555), (110, 169587652), (130, 143497244), (143, 130452040), (220, 84793826), (233, 80062840), (260, 71748622), (286, 65226020), (440, 42396913), (466, 40031420), (520, 35874311), (572, 32613010), (715, 26090408), (932, 20015710), (1144, 16306505), (1165, 16012568), (1430, 13045204), (1864, 10007855), (2330, 8006284), (2563, 7278440), (2860, 6522602), (3029, 6158680), (4660, 4003142), (5126, 3639220), (5720, 3261301), (6058, 3079340), (9320, 2001571), (10252, 1819610), (12116, 1539670), (12815, 1455688), (13997, 1332760), (15145, 1231736), (20504, 909805), (24232, 769835), (25630, 727844), (27994, 666380), (30290, 615868), (33319, 559880), (51260, 363922), (55988, 333190), (60580, 307934), (66638, 279940), (69985, 266552), (102520, 181961), (111976, 166595), (121160, 153967), (133276, 139970)]