8443980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:860

約数の個数: 96

約数和(自身を含む): 27686400

約数和(自身を除く): 19242420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 823, 855, 1026, 1140, 1646, 1710, 2052, 2469, 2565, 3292, 3420, 4115, 4938, 5130, 7407, 8230, 9876, 10260, 12345, 14814, 15637, 16460, 22221, 24690, 29628, 31274, 37035, 44442, 46911, 49380, 62548, 74070, 78185, 88884, 93822, 111105, 140733, 148140, 156370, 187644, 222210, 234555, 281466, 312740, 422199, 444420, 469110, 562932, 703665, 844398, 938220, 1407330, 1688796, 2110995, 2814660, 4221990, 8443980]

約数ペア:

[(1, 8443980), (2, 4221990), (3, 2814660), (4, 2110995), (5, 1688796), (6, 1407330), (9, 938220), (10, 844398), (12, 703665), (15, 562932), (18, 469110), (19, 444420), (20, 422199), (27, 312740), (30, 281466), (36, 234555), (38, 222210), (45, 187644), (54, 156370), (57, 148140), (60, 140733), (76, 111105), (90, 93822), (95, 88884), (108, 78185), (114, 74070), (135, 62548), (171, 49380), (180, 46911), (190, 44442), (228, 37035), (270, 31274), (285, 29628), (342, 24690), (380, 22221), (513, 16460), (540, 15637), (570, 14814), (684, 12345), (823, 10260), (855, 9876), (1026, 8230), (1140, 7407), (1646, 5130), (1710, 4938), (2052, 4115), (2469, 3420), (2565, 3292)]