161785680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:178

約数の個数: 320

約数和(自身を含む): 617103360

約数和(自身を除く): 455317680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 53, 56, 60, 69, 70, 79, 80, 84, 92, 105, 106, 112, 115, 120, 138, 140, 158, 159, 161, 168, 184, 210, 212, 230, 237, 240, 265, 276, 280, 316, 318, 322, 336, 345, 368, 371, 395, 420, 424, 460, 474, 483, 530, 552, 553, 560, 632, 636, 644, 690, 742, 790, 795, 805, 840, 848, 920, 948, 966, 1060, 1104, 1106, 1113, 1185, 1219, 1264, 1272, 1288, 1380, 1484, 1580, 1590, 1610, 1659, 1680, 1817, 1840, 1855, 1896, 1932, 2120, 2212, 2226, 2370, 2415, 2438, 2544, 2576, 2760, 2765, 2968, 3160, 3180, 3220, 3318, 3634, 3657, 3710, 3792, 3864, 4187, 4240, 4424, 4452, 4740, 4830, 4876, 5451, 5520, 5530, 5565, 5936, 6095, 6320, 6360, 6440, 6636, 7268, 7314, 7420, 7728, 8295, 8374, 8533, 8848, 8904, 9085, 9480, 9660, 9752, 10902, 11060, 11130, 12190, 12561, 12719, 12720, 12880, 13272, 14536, 14628, 14840, 16590, 16748, 17066, 17808, 18170, 18285, 18960, 19320, 19504, 20935, 21804, 22120, 22260, 24380, 25122, 25438, 25599, 26544, 27255, 29072, 29256, 29309, 29680, 33180, 33496, 34132, 36340, 36570, 38157, 38640, 41870, 42665, 43608, 44240, 44520, 48760, 50244, 50876, 51198, 54510, 58512, 58618, 62805, 63595, 66360, 66992, 68264, 72680, 73140, 76314, 83740, 85330, 87216, 87927, 89040, 96301, 97520, 100488, 101752, 102396, 109020, 117236, 125610, 127190, 127995, 132720, 136528, 145360, 146280, 146545, 152628, 167480, 170660, 175854, 190785, 192602, 200976, 203504, 204792, 218040, 234472, 251220, 254380, 255990, 288903, 292560, 293090, 305256, 334960, 341320, 351708, 381570, 385204, 409584, 436080, 439635, 468944, 481505, 502440, 508760, 511980, 577806, 586180, 610512, 674107, 682640, 703416, 763140, 770408, 879270, 963010, 1004880, 1017520, 1023960, 1155612, 1172360, 1348214, 1406832, 1444515, 1526280, 1540816, 1758540, 1926020, 2022321, 2047920, 2311224, 2344720, 2696428, 2889030, 3052560, 3370535, 3517080, 3852040, 4044642, 4622448, 5392856, 5778060, 6741070, 7034160, 7704080, 8089284, 10111605, 10785712, 11556120, 13482140, 16178568, 20223210, 23112240, 26964280, 32357136, 40446420, 53928560, 80892840, 161785680]

約数ペア:

[(1, 161785680), (2, 80892840), (3, 53928560), (4, 40446420), (5, 32357136), (6, 26964280), (7, 23112240), (8, 20223210), (10, 16178568), (12, 13482140), (14, 11556120), (15, 10785712), (16, 10111605), (20, 8089284), (21, 7704080), (23, 7034160), (24, 6741070), (28, 5778060), (30, 5392856), (35, 4622448), (40, 4044642), (42, 3852040), (46, 3517080), (48, 3370535), (53, 3052560), (56, 2889030), (60, 2696428), (69, 2344720), (70, 2311224), (79, 2047920), (80, 2022321), (84, 1926020), (92, 1758540), (105, 1540816), (106, 1526280), (112, 1444515), (115, 1406832), (120, 1348214), (138, 1172360), (140, 1155612), (158, 1023960), (159, 1017520), (161, 1004880), (168, 963010), (184, 879270), (210, 770408), (212, 763140), (230, 703416), (237, 682640), (240, 674107), (265, 610512), (276, 586180), (280, 577806), (316, 511980), (318, 508760), (322, 502440), (336, 481505), (345, 468944), (368, 439635), (371, 436080), (395, 409584), (420, 385204), (424, 381570), (460, 351708), (474, 341320), (483, 334960), (530, 305256), (552, 293090), (553, 292560), (560, 288903), (632, 255990), (636, 254380), (644, 251220), (690, 234472), (742, 218040), (790, 204792), (795, 203504), (805, 200976), (840, 192602), (848, 190785), (920, 175854), (948, 170660), (966, 167480), (1060, 152628), (1104, 146545), (1106, 146280), (1113, 145360), (1185, 136528), (1219, 132720), (1264, 127995), (1272, 127190), (1288, 125610), (1380, 117236), (1484, 109020), (1580, 102396), (1590, 101752), (1610, 100488), (1659, 97520), (1680, 96301), (1817, 89040), (1840, 87927), (1855, 87216), (1896, 85330), (1932, 83740), (2120, 76314), (2212, 73140), (2226, 72680), (2370, 68264), (2415, 66992), (2438, 66360), (2544, 63595), (2576, 62805), (2760, 58618), (2765, 58512), (2968, 54510), (3160, 51198), (3180, 50876), (3220, 50244), (3318, 48760), (3634, 44520), (3657, 44240), (3710, 43608), (3792, 42665), (3864, 41870), (4187, 38640), (4240, 38157), (4424, 36570), (4452, 36340), (4740, 34132), (4830, 33496), (4876, 33180), (5451, 29680), (5520, 29309), (5530, 29256), (5565, 29072), (5936, 27255), (6095, 26544), (6320, 25599), (6360, 25438), (6440, 25122), (6636, 24380), (7268, 22260), (7314, 22120), (7420, 21804), (7728, 20935), (8295, 19504), (8374, 19320), (8533, 18960), (8848, 18285), (8904, 18170), (9085, 17808), (9480, 17066), (9660, 16748), (9752, 16590), (10902, 14840), (11060, 14628), (11130, 14536), (12190, 13272), (12561, 12880), (12719, 12720)]