155631840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:554

約数の個数: 288

約数和(自身を含む): 615353760

約数和(自身を除く): 459721920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 49, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 98, 104, 105, 112, 120, 130, 140, 147, 156, 160, 168, 182, 195, 196, 208, 210, 224, 240, 245, 260, 273, 280, 294, 312, 336, 364, 390, 392, 416, 420, 455, 480, 490, 509, 520, 546, 560, 588, 624, 637, 672, 728, 735, 780, 784, 840, 910, 980, 1018, 1040, 1092, 1120, 1176, 1248, 1274, 1365, 1456, 1470, 1527, 1560, 1568, 1680, 1820, 1911, 1960, 2036, 2080, 2184, 2352, 2545, 2548, 2730, 2912, 2940, 3054, 3120, 3185, 3360, 3563, 3640, 3822, 3920, 4072, 4368, 4704, 5090, 5096, 5460, 5880, 6108, 6240, 6370, 6617, 7126, 7280, 7635, 7644, 7840, 8144, 8736, 9555, 10180, 10192, 10689, 10920, 11760, 12216, 12740, 13234, 14252, 14560, 15270, 15288, 16288, 17815, 19110, 19851, 20360, 20384, 21378, 21840, 23520, 24432, 24941, 25480, 26468, 28504, 30540, 30576, 33085, 35630, 38220, 39702, 40720, 42756, 43680, 46319, 48864, 49882, 50960, 52936, 53445, 57008, 61080, 61152, 66170, 71260, 74823, 76440, 79404, 81440, 85512, 92638, 99255, 99764, 101920, 105872, 106890, 114016, 122160, 124705, 132340, 138957, 142520, 149646, 152880, 158808, 171024, 185276, 198510, 199528, 211744, 213780, 231595, 244320, 249410, 264680, 277914, 285040, 299292, 305760, 317616, 324233, 342048, 370552, 374115, 397020, 399056, 427560, 463190, 498820, 529360, 555828, 570080, 598584, 635232, 648466, 694785, 741104, 748230, 794040, 798112, 855120, 926380, 972699, 997640, 1058720, 1111656, 1197168, 1296932, 1389570, 1482208, 1496460, 1588080, 1621165, 1710240, 1852760, 1945398, 1995280, 2223312, 2394336, 2593864, 2779140, 2992920, 3176160, 3242330, 3705520, 3890796, 3990560, 4446624, 4863495, 5187728, 5558280, 5985840, 6484660, 7411040, 7781592, 9726990, 10375456, 11116560, 11971680, 12969320, 15563184, 19453980, 22233120, 25938640, 31126368, 38907960, 51877280, 77815920, 155631840]

約数ペア:

[(1, 155631840), (2, 77815920), (3, 51877280), (4, 38907960), (5, 31126368), (6, 25938640), (7, 22233120), (8, 19453980), (10, 15563184), (12, 12969320), (13, 11971680), (14, 11116560), (15, 10375456), (16, 9726990), (20, 7781592), (21, 7411040), (24, 6484660), (26, 5985840), (28, 5558280), (30, 5187728), (32, 4863495), (35, 4446624), (39, 3990560), (40, 3890796), (42, 3705520), (48, 3242330), (49, 3176160), (52, 2992920), (56, 2779140), (60, 2593864), (65, 2394336), (70, 2223312), (78, 1995280), (80, 1945398), (84, 1852760), (91, 1710240), (96, 1621165), (98, 1588080), (104, 1496460), (105, 1482208), (112, 1389570), (120, 1296932), (130, 1197168), (140, 1111656), (147, 1058720), (156, 997640), (160, 972699), (168, 926380), (182, 855120), (195, 798112), (196, 794040), (208, 748230), (210, 741104), (224, 694785), (240, 648466), (245, 635232), (260, 598584), (273, 570080), (280, 555828), (294, 529360), (312, 498820), (336, 463190), (364, 427560), (390, 399056), (392, 397020), (416, 374115), (420, 370552), (455, 342048), (480, 324233), (490, 317616), (509, 305760), (520, 299292), (546, 285040), (560, 277914), (588, 264680), (624, 249410), (637, 244320), (672, 231595), (728, 213780), (735, 211744), (780, 199528), (784, 198510), (840, 185276), (910, 171024), (980, 158808), (1018, 152880), (1040, 149646), (1092, 142520), (1120, 138957), (1176, 132340), (1248, 124705), (1274, 122160), (1365, 114016), (1456, 106890), (1470, 105872), (1527, 101920), (1560, 99764), (1568, 99255), (1680, 92638), (1820, 85512), (1911, 81440), (1960, 79404), (2036, 76440), (2080, 74823), (2184, 71260), (2352, 66170), (2545, 61152), (2548, 61080), (2730, 57008), (2912, 53445), (2940, 52936), (3054, 50960), (3120, 49882), (3185, 48864), (3360, 46319), (3563, 43680), (3640, 42756), (3822, 40720), (3920, 39702), (4072, 38220), (4368, 35630), (4704, 33085), (5090, 30576), (5096, 30540), (5460, 28504), (5880, 26468), (6108, 25480), (6240, 24941), (6370, 24432), (6617, 23520), (7126, 21840), (7280, 21378), (7635, 20384), (7644, 20360), (7840, 19851), (8144, 19110), (8736, 17815), (9555, 16288), (10180, 15288), (10192, 15270), (10689, 14560), (10920, 14252), (11760, 13234), (12216, 12740)]