389555040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:725

約数の個数: 192

約数和(自身を含む): 1410877440

約数和(自身を除く): 1021322400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 269, 280, 336, 420, 431, 480, 538, 560, 672, 807, 840, 862, 1076, 1120, 1293, 1345, 1614, 1680, 1724, 1883, 2152, 2155, 2586, 2690, 3017, 3228, 3360, 3448, 3766, 4035, 4304, 4310, 5172, 5380, 5649, 6034, 6456, 6465, 6896, 7532, 8070, 8608, 8620, 9051, 9415, 10344, 10760, 11298, 12068, 12912, 12930, 13792, 15064, 15085, 16140, 17240, 18102, 18830, 20688, 21520, 22596, 24136, 25824, 25860, 28245, 30128, 30170, 32280, 34480, 36204, 37660, 41376, 43040, 45192, 45255, 48272, 51720, 56490, 60256, 60340, 64560, 68960, 72408, 75320, 90384, 90510, 96544, 103440, 112980, 115939, 120680, 129120, 144816, 150640, 180768, 181020, 206880, 225960, 231878, 241360, 289632, 301280, 347817, 362040, 451920, 463756, 482720, 579695, 695634, 724080, 811573, 903840, 927512, 1159390, 1391268, 1448160, 1623146, 1739085, 1855024, 2318780, 2434719, 2782536, 3246292, 3478170, 3710048, 4057865, 4637560, 4869438, 5565072, 6492584, 6956340, 8115730, 9275120, 9738876, 11130144, 12173595, 12985168, 13912680, 16231460, 18550240, 19477752, 24347190, 25970336, 27825360, 32462920, 38955504, 48694380, 55650720, 64925840, 77911008, 97388760, 129851680, 194777520, 389555040]

約数ペア:

[(1, 389555040), (2, 194777520), (3, 129851680), (4, 97388760), (5, 77911008), (6, 64925840), (7, 55650720), (8, 48694380), (10, 38955504), (12, 32462920), (14, 27825360), (15, 25970336), (16, 24347190), (20, 19477752), (21, 18550240), (24, 16231460), (28, 13912680), (30, 12985168), (32, 12173595), (35, 11130144), (40, 9738876), (42, 9275120), (48, 8115730), (56, 6956340), (60, 6492584), (70, 5565072), (80, 4869438), (84, 4637560), (96, 4057865), (105, 3710048), (112, 3478170), (120, 3246292), (140, 2782536), (160, 2434719), (168, 2318780), (210, 1855024), (224, 1739085), (240, 1623146), (269, 1448160), (280, 1391268), (336, 1159390), (420, 927512), (431, 903840), (480, 811573), (538, 724080), (560, 695634), (672, 579695), (807, 482720), (840, 463756), (862, 451920), (1076, 362040), (1120, 347817), (1293, 301280), (1345, 289632), (1614, 241360), (1680, 231878), (1724, 225960), (1883, 206880), (2152, 181020), (2155, 180768), (2586, 150640), (2690, 144816), (3017, 129120), (3228, 120680), (3360, 115939), (3448, 112980), (3766, 103440), (4035, 96544), (4304, 90510), (4310, 90384), (5172, 75320), (5380, 72408), (5649, 68960), (6034, 64560), (6456, 60340), (6465, 60256), (6896, 56490), (7532, 51720), (8070, 48272), (8608, 45255), (8620, 45192), (9051, 43040), (9415, 41376), (10344, 37660), (10760, 36204), (11298, 34480), (12068, 32280), (12912, 30170), (12930, 30128), (13792, 28245), (15064, 25860), (15085, 25824), (16140, 24136), (17240, 22596), (18102, 21520), (18830, 20688)]