864367020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{436549}}^1$

素因数の和:436575

約数の個数: 72

約数和(自身を含む): 2860275600

約数和(自身を除く): 1995908580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 436549, 873098, 1309647, 1746196, 2182745, 2619294, 3928941, 4365490, 4802039, 5238588, 6548235, 7857882, 8730980, 9604078, 13096470, 14406117, 15715764, 19208156, 19644705, 24010195, 26192940, 28812234, 39289410, 43218351, 48020390, 57624468, 72030585, 78578820, 86436702, 96040780, 144061170, 172873404, 216091755, 288122340, 432183510, 864367020]

約数ペア:

[(1, 864367020), (2, 432183510), (3, 288122340), (4, 216091755), (5, 172873404), (6, 144061170), (9, 96040780), (10, 86436702), (11, 78578820), (12, 72030585), (15, 57624468), (18, 48020390), (20, 43218351), (22, 39289410), (30, 28812234), (33, 26192940), (36, 24010195), (44, 19644705), (45, 19208156), (55, 15715764), (60, 14406117), (66, 13096470), (90, 9604078), (99, 8730980), (110, 7857882), (132, 6548235), (165, 5238588), (180, 4802039), (198, 4365490), (220, 3928941), (330, 2619294), (396, 2182745), (495, 1746196), (660, 1309647), (990, 873098), (1980, 436549)]