66440520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{61519}}^1$

素因数の和:61539

約数の個数: 64

約数和(自身を含む): 221472000

約数和(自身を除く): 155031480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 61519, 123038, 184557, 246076, 307595, 369114, 492152, 553671, 615190, 738228, 922785, 1107342, 1230380, 1476456, 1661013, 1845570, 2214684, 2460760, 2768355, 3322026, 3691140, 4429368, 5536710, 6644052, 7382280, 8305065, 11073420, 13288104, 16610130, 22146840, 33220260, 66440520]

約数ペア:

[(1, 66440520), (2, 33220260), (3, 22146840), (4, 16610130), (5, 13288104), (6, 11073420), (8, 8305065), (9, 7382280), (10, 6644052), (12, 5536710), (15, 4429368), (18, 3691140), (20, 3322026), (24, 2768355), (27, 2460760), (30, 2214684), (36, 1845570), (40, 1661013), (45, 1476456), (54, 1230380), (60, 1107342), (72, 922785), (90, 738228), (108, 615190), (120, 553671), (135, 492152), (180, 369114), (216, 307595), (270, 246076), (360, 184557), (540, 123038), (1080, 61519)]