830819840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:121

約数の個数: 240

約数和(自身を含む): 2245034880

約数和(自身を除く): 1414215040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 31, 32, 38, 40, 58, 62, 64, 76, 80, 95, 116, 124, 128, 145, 152, 155, 160, 190, 232, 248, 256, 290, 304, 310, 320, 361, 380, 464, 496, 512, 551, 580, 589, 608, 620, 640, 722, 760, 899, 928, 992, 1102, 1160, 1178, 1216, 1240, 1280, 1444, 1520, 1798, 1805, 1856, 1984, 2204, 2320, 2356, 2432, 2480, 2560, 2755, 2888, 2945, 3040, 3596, 3610, 3712, 3968, 4408, 4495, 4640, 4712, 4864, 4960, 5510, 5776, 5890, 6080, 7192, 7220, 7424, 7936, 8816, 8990, 9280, 9424, 9728, 9920, 10469, 11020, 11191, 11552, 11780, 12160, 14384, 14440, 14848, 15872, 17081, 17632, 17980, 18560, 18848, 19840, 20938, 22040, 22382, 23104, 23560, 24320, 28768, 28880, 34162, 35264, 35960, 37120, 37696, 39680, 41876, 44080, 44764, 46208, 47120, 48640, 52345, 55955, 57536, 57760, 68324, 70528, 71920, 74240, 75392, 79360, 83752, 85405, 88160, 89528, 92416, 94240, 104690, 111910, 115072, 115520, 136648, 141056, 143840, 150784, 167504, 170810, 176320, 179056, 184832, 188480, 209380, 223820, 230144, 231040, 273296, 282112, 287680, 301568, 324539, 335008, 341620, 352640, 358112, 376960, 418760, 447640, 460288, 462080, 546592, 575360, 649078, 670016, 683240, 705280, 716224, 753920, 837520, 895280, 924160, 1093184, 1150720, 1298156, 1340032, 1366480, 1410560, 1432448, 1507840, 1622695, 1675040, 1790560, 2186368, 2301440, 2596312, 2680064, 2732960, 2864896, 3245390, 3350080, 3581120, 4372736, 5192624, 5360128, 5465920, 5729792, 6490780, 6700160, 7162240, 8745472, 10385248, 10931840, 12981560, 13400320, 14324480, 20770496, 21863680, 25963120, 26800640, 28648960, 41540992, 43727360, 51926240, 83081984, 103852480, 166163968, 207704960, 415409920, 830819840]

約数ペア:

[(1, 830819840), (2, 415409920), (4, 207704960), (5, 166163968), (8, 103852480), (10, 83081984), (16, 51926240), (19, 43727360), (20, 41540992), (29, 28648960), (31, 26800640), (32, 25963120), (38, 21863680), (40, 20770496), (58, 14324480), (62, 13400320), (64, 12981560), (76, 10931840), (80, 10385248), (95, 8745472), (116, 7162240), (124, 6700160), (128, 6490780), (145, 5729792), (152, 5465920), (155, 5360128), (160, 5192624), (190, 4372736), (232, 3581120), (248, 3350080), (256, 3245390), (290, 2864896), (304, 2732960), (310, 2680064), (320, 2596312), (361, 2301440), (380, 2186368), (464, 1790560), (496, 1675040), (512, 1622695), (551, 1507840), (580, 1432448), (589, 1410560), (608, 1366480), (620, 1340032), (640, 1298156), (722, 1150720), (760, 1093184), (899, 924160), (928, 895280), (992, 837520), (1102, 753920), (1160, 716224), (1178, 705280), (1216, 683240), (1240, 670016), (1280, 649078), (1444, 575360), (1520, 546592), (1798, 462080), (1805, 460288), (1856, 447640), (1984, 418760), (2204, 376960), (2320, 358112), (2356, 352640), (2432, 341620), (2480, 335008), (2560, 324539), (2755, 301568), (2888, 287680), (2945, 282112), (3040, 273296), (3596, 231040), (3610, 230144), (3712, 223820), (3968, 209380), (4408, 188480), (4495, 184832), (4640, 179056), (4712, 176320), (4864, 170810), (4960, 167504), (5510, 150784), (5776, 143840), (5890, 141056), (6080, 136648), (7192, 115520), (7220, 115072), (7424, 111910), (7936, 104690), (8816, 94240), (8990, 92416), (9280, 89528), (9424, 88160), (9728, 85405), (9920, 83752), (10469, 79360), (11020, 75392), (11191, 74240), (11552, 71920), (11780, 70528), (12160, 68324), (14384, 57760), (14440, 57536), (14848, 55955), (15872, 52345), (17081, 48640), (17632, 47120), (17980, 46208), (18560, 44764), (18848, 44080), (19840, 41876), (20938, 39680), (22040, 37696), (22382, 37120), (23104, 35960), (23560, 35264), (24320, 34162), (28768, 28880)]