291979260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20533}}^1$

素因数の和:20627

約数の個数: 72

約数和(自身を含む): 896925120

約数和(自身を除く): 604945860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 20533, 41066, 61599, 82132, 102665, 123198, 184797, 205330, 246396, 307995, 369594, 410660, 615990, 739188, 923985, 1231980, 1622107, 1847970, 3244214, 3695940, 4866321, 6488428, 8110535, 9732642, 14598963, 16221070, 19465284, 24331605, 29197926, 32442140, 48663210, 58395852, 72994815, 97326420, 145989630, 291979260]

約数ペア:

[(1, 291979260), (2, 145989630), (3, 97326420), (4, 72994815), (5, 58395852), (6, 48663210), (9, 32442140), (10, 29197926), (12, 24331605), (15, 19465284), (18, 16221070), (20, 14598963), (30, 9732642), (36, 8110535), (45, 6488428), (60, 4866321), (79, 3695940), (90, 3244214), (158, 1847970), (180, 1622107), (237, 1231980), (316, 923985), (395, 739188), (474, 615990), (711, 410660), (790, 369594), (948, 307995), (1185, 246396), (1422, 205330), (1580, 184797), (2370, 123198), (2844, 102665), (3555, 82132), (4740, 61599), (7110, 41066), (14220, 20533)]