162161580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2903}}^1$

素因数の和:2948

約数の個数: 144

約数和(自身を含む): 556174080

約数和(自身を除く): 394012500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2660, 2793, 2903, 2940, 3724, 3990, 4655, 5586, 5806, 7980, 8709, 9310, 11172, 11612, 13965, 14515, 17418, 18620, 20321, 27930, 29030, 34836, 40642, 43545, 55157, 55860, 58060, 60963, 81284, 87090, 101605, 110314, 121926, 142247, 165471, 174180, 203210, 220628, 243852, 275785, 284494, 304815, 330942, 386099, 406420, 426741, 551570, 568988, 609630, 661884, 711235, 772198, 827355, 853482, 1103140, 1158297, 1219260, 1422470, 1544396, 1654710, 1706964, 1930495, 2133705, 2316594, 2702693, 2844940, 3309420, 3860990, 4267410, 4633188, 5405386, 5791485, 7721980, 8108079, 8534820, 10810772, 11582970, 13513465, 16216158, 23165940, 27026930, 32432316, 40540395, 54053860, 81080790, 162161580]

約数ペア:

[(1, 162161580), (2, 81080790), (3, 54053860), (4, 40540395), (5, 32432316), (6, 27026930), (7, 23165940), (10, 16216158), (12, 13513465), (14, 11582970), (15, 10810772), (19, 8534820), (20, 8108079), (21, 7721980), (28, 5791485), (30, 5405386), (35, 4633188), (38, 4267410), (42, 3860990), (49, 3309420), (57, 2844940), (60, 2702693), (70, 2316594), (76, 2133705), (84, 1930495), (95, 1706964), (98, 1654710), (105, 1544396), (114, 1422470), (133, 1219260), (140, 1158297), (147, 1103140), (190, 853482), (196, 827355), (210, 772198), (228, 711235), (245, 661884), (266, 609630), (285, 568988), (294, 551570), (380, 426741), (399, 406420), (420, 386099), (490, 330942), (532, 304815), (570, 284494), (588, 275785), (665, 243852), (735, 220628), (798, 203210), (931, 174180), (980, 165471), (1140, 142247), (1330, 121926), (1470, 110314), (1596, 101605), (1862, 87090), (1995, 81284), (2660, 60963), (2793, 58060), (2903, 55860), (2940, 55157), (3724, 43545), (3990, 40642), (4655, 34836), (5586, 29030), (5806, 27930), (7980, 20321), (8709, 18620), (9310, 17418), (11172, 14515), (11612, 13965)]