304380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 982800

約数和(自身を除く): 678420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 89, 90, 95, 114, 171, 178, 180, 190, 228, 267, 285, 342, 356, 380, 445, 534, 570, 684, 801, 855, 890, 1068, 1140, 1335, 1602, 1691, 1710, 1780, 2670, 3204, 3382, 3420, 4005, 5073, 5340, 6764, 8010, 8455, 10146, 15219, 16020, 16910, 20292, 25365, 30438, 33820, 50730, 60876, 76095, 101460, 152190, 304380]

約数ペア:

[(1, 304380), (2, 152190), (3, 101460), (4, 76095), (5, 60876), (6, 50730), (9, 33820), (10, 30438), (12, 25365), (15, 20292), (18, 16910), (19, 16020), (20, 15219), (30, 10146), (36, 8455), (38, 8010), (45, 6764), (57, 5340), (60, 5073), (76, 4005), (89, 3420), (90, 3382), (95, 3204), (114, 2670), (171, 1780), (178, 1710), (180, 1691), (190, 1602), (228, 1335), (267, 1140), (285, 1068), (342, 890), (356, 855), (380, 801), (445, 684), (534, 570)]