84390390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{44651}}^1$

素因数の和:44674

約数の個数: 64

約数和(自身を含む): 257195520

約数和(自身を除く): 172805130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 44651, 89302, 133953, 223255, 267906, 312557, 401859, 446510, 625114, 669765, 803718, 937671, 1205577, 1339530, 1562785, 1875342, 2009295, 2411154, 2813013, 3125570, 4018590, 4688355, 5626026, 6027885, 8439039, 9376710, 12055770, 14065065, 16878078, 28130130, 42195195, 84390390]

約数ペア:

[(1, 84390390), (2, 42195195), (3, 28130130), (5, 16878078), (6, 14065065), (7, 12055770), (9, 9376710), (10, 8439039), (14, 6027885), (15, 5626026), (18, 4688355), (21, 4018590), (27, 3125570), (30, 2813013), (35, 2411154), (42, 2009295), (45, 1875342), (54, 1562785), (63, 1339530), (70, 1205577), (90, 937671), (105, 803718), (126, 669765), (135, 625114), (189, 446510), (210, 401859), (270, 312557), (315, 267906), (378, 223255), (630, 133953), (945, 89302), (1890, 44651)]