1330306660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{8011}}^1$

素因数の和:8081

約数の個数: 72

約数和(自身を含む): 3076992576

約数和(自身を除く): 1746685916

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 722, 874, 1444, 1748, 1805, 2185, 3610, 4370, 7220, 8011, 8303, 8740, 16022, 16606, 32044, 33212, 40055, 41515, 80110, 83030, 152209, 160220, 166060, 184253, 304418, 368506, 608836, 737012, 761045, 921265, 1522090, 1842530, 2891971, 3044180, 3500807, 3685060, 5783942, 7001614, 11567884, 14003228, 14459855, 17504035, 28919710, 35008070, 57839420, 66515333, 70016140, 133030666, 266061332, 332576665, 665153330, 1330306660]

約数ペア:

[(1, 1330306660), (2, 665153330), (4, 332576665), (5, 266061332), (10, 133030666), (19, 70016140), (20, 66515333), (23, 57839420), (38, 35008070), (46, 28919710), (76, 17504035), (92, 14459855), (95, 14003228), (115, 11567884), (190, 7001614), (230, 5783942), (361, 3685060), (380, 3500807), (437, 3044180), (460, 2891971), (722, 1842530), (874, 1522090), (1444, 921265), (1748, 761045), (1805, 737012), (2185, 608836), (3610, 368506), (4370, 304418), (7220, 184253), (8011, 166060), (8303, 160220), (8740, 152209), (16022, 83030), (16606, 80110), (32044, 41515), (33212, 40055)]