1721106360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{51407}}^1$

素因数の和:51458

約数の個数: 128

約数和(自身を含む): 5922201600

約数和(自身を除く): 4201095240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 51407, 102814, 154221, 205628, 257035, 308442, 411256, 462663, 514070, 616884, 771105, 925326, 1028140, 1233768, 1387989, 1542210, 1593617, 1850652, 2056280, 2313315, 2775978, 3084420, 3187234, 3701304, 4626630, 4780851, 5551956, 6168840, 6374468, 6939945, 7968085, 9253260, 9561702, 11103912, 12748936, 13879890, 14342553, 15936170, 18506520, 19123404, 23904255, 27759780, 28685106, 31872340, 38246808, 43027659, 47808510, 55519560, 57370212, 63744680, 71712765, 86055318, 95617020, 114740424, 143425530, 172110636, 191234040, 215138295, 286851060, 344221272, 430276590, 573702120, 860553180, 1721106360]

約数ペア:

[(1, 1721106360), (2, 860553180), (3, 573702120), (4, 430276590), (5, 344221272), (6, 286851060), (8, 215138295), (9, 191234040), (10, 172110636), (12, 143425530), (15, 114740424), (18, 95617020), (20, 86055318), (24, 71712765), (27, 63744680), (30, 57370212), (31, 55519560), (36, 47808510), (40, 43027659), (45, 38246808), (54, 31872340), (60, 28685106), (62, 27759780), (72, 23904255), (90, 19123404), (93, 18506520), (108, 15936170), (120, 14342553), (124, 13879890), (135, 12748936), (155, 11103912), (180, 9561702), (186, 9253260), (216, 7968085), (248, 6939945), (270, 6374468), (279, 6168840), (310, 5551956), (360, 4780851), (372, 4626630), (465, 3701304), (540, 3187234), (558, 3084420), (620, 2775978), (744, 2313315), (837, 2056280), (930, 1850652), (1080, 1593617), (1116, 1542210), (1240, 1387989), (1395, 1233768), (1674, 1028140), (1860, 925326), (2232, 771105), (2790, 616884), (3348, 514070), (3720, 462663), (4185, 411256), (5580, 308442), (6696, 257035), (8370, 205628), (11160, 154221), (16740, 102814), (33480, 51407)]