138901920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^2\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 450461088

約数和(自身を除く): 311559168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 131, 141, 160, 188, 235, 240, 262, 282, 376, 393, 470, 480, 524, 564, 655, 705, 752, 786, 940, 1048, 1128, 1310, 1410, 1504, 1572, 1880, 1965, 2096, 2209, 2256, 2620, 2820, 3144, 3760, 3930, 4192, 4418, 4512, 5240, 5640, 6157, 6288, 6627, 7520, 7860, 8836, 10480, 11045, 11280, 12314, 12576, 13254, 15720, 17672, 18471, 20960, 22090, 22560, 24628, 26508, 30785, 31440, 33135, 35344, 36942, 44180, 49256, 53016, 61570, 62880, 66270, 70688, 73884, 88360, 92355, 98512, 106032, 123140, 132540, 147768, 176720, 184710, 197024, 212064, 246280, 265080, 289379, 295536, 353440, 369420, 492560, 530160, 578758, 591072, 738840, 868137, 985120, 1060320, 1157516, 1446895, 1477680, 1736274, 2315032, 2893790, 2955360, 3472548, 4340685, 4630064, 5787580, 6945096, 8681370, 9260128, 11575160, 13890192, 17362740, 23150320, 27780384, 34725480, 46300640, 69450960, 138901920]

約数ペア:

[(1, 138901920), (2, 69450960), (3, 46300640), (4, 34725480), (5, 27780384), (6, 23150320), (8, 17362740), (10, 13890192), (12, 11575160), (15, 9260128), (16, 8681370), (20, 6945096), (24, 5787580), (30, 4630064), (32, 4340685), (40, 3472548), (47, 2955360), (48, 2893790), (60, 2315032), (80, 1736274), (94, 1477680), (96, 1446895), (120, 1157516), (131, 1060320), (141, 985120), (160, 868137), (188, 738840), (235, 591072), (240, 578758), (262, 530160), (282, 492560), (376, 369420), (393, 353440), (470, 295536), (480, 289379), (524, 265080), (564, 246280), (655, 212064), (705, 197024), (752, 184710), (786, 176720), (940, 147768), (1048, 132540), (1128, 123140), (1310, 106032), (1410, 98512), (1504, 92355), (1572, 88360), (1880, 73884), (1965, 70688), (2096, 66270), (2209, 62880), (2256, 61570), (2620, 53016), (2820, 49256), (3144, 44180), (3760, 36942), (3930, 35344), (4192, 33135), (4418, 31440), (4512, 30785), (5240, 26508), (5640, 24628), (6157, 22560), (6288, 22090), (6627, 20960), (7520, 18471), (7860, 17672), (8836, 15720), (10480, 13254), (11045, 12576), (11280, 12314)]