180780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 532224

約数和(自身を除く): 351444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 131, 138, 230, 262, 276, 345, 393, 460, 524, 655, 690, 786, 1310, 1380, 1572, 1965, 2620, 3013, 3930, 6026, 7860, 9039, 12052, 15065, 18078, 30130, 36156, 45195, 60260, 90390, 180780]

約数ペア:

[(1, 180780), (2, 90390), (3, 60260), (4, 45195), (5, 36156), (6, 30130), (10, 18078), (12, 15065), (15, 12052), (20, 9039), (23, 7860), (30, 6026), (46, 3930), (60, 3013), (69, 2620), (92, 1965), (115, 1572), (131, 1380), (138, 1310), (230, 786), (262, 690), (276, 655), (345, 524), (393, 460)]