1916277720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 256

約数和(自身を含む): 6768230400

約数和(自身を除く): 4851952680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 67, 70, 79, 84, 105, 120, 134, 140, 158, 168, 201, 210, 237, 268, 280, 316, 335, 395, 402, 420, 431, 469, 474, 536, 553, 632, 670, 790, 804, 840, 862, 938, 948, 1005, 1106, 1185, 1293, 1340, 1407, 1580, 1608, 1659, 1724, 1876, 1896, 2010, 2155, 2212, 2345, 2370, 2586, 2680, 2765, 2814, 3017, 3160, 3318, 3448, 3752, 4020, 4310, 4424, 4690, 4740, 5172, 5293, 5530, 5628, 6034, 6465, 6636, 7035, 8040, 8295, 8620, 9051, 9380, 9480, 10344, 10586, 11060, 11256, 12068, 12930, 13272, 14070, 15085, 15879, 16590, 17240, 18102, 18760, 21172, 22120, 24136, 25860, 26465, 28140, 28877, 30170, 31758, 33180, 34049, 36204, 37051, 42344, 45255, 51720, 52930, 56280, 57754, 60340, 63516, 66360, 68098, 72408, 74102, 79395, 86631, 90510, 102147, 105860, 111153, 115508, 120680, 127032, 136196, 144385, 148204, 158790, 170245, 173262, 181020, 185255, 202139, 204294, 211720, 222306, 231016, 238343, 272392, 288770, 296408, 317580, 340490, 346524, 362040, 370510, 404278, 408588, 433155, 444612, 476686, 510735, 555765, 577540, 606417, 635160, 680980, 693048, 715029, 741020, 808556, 817176, 866310, 889224, 953372, 1010695, 1021470, 1111530, 1155080, 1191715, 1212834, 1361960, 1430058, 1482040, 1617112, 1732620, 1906744, 2021390, 2042940, 2223060, 2281283, 2383430, 2425668, 2860116, 3032085, 3465240, 3575145, 4042780, 4085880, 4446120, 4562566, 4766860, 4851336, 5720232, 6064170, 6843849, 7150290, 8085560, 9125132, 9533720, 11406415, 12128340, 13687698, 14300580, 15968981, 18250264, 22812830, 24256680, 27375396, 28601160, 31937962, 34219245, 45625660, 47906943, 54750792, 63875924, 68438490, 79844905, 91251320, 95813886, 127751848, 136876980, 159689810, 191627772, 239534715, 273753960, 319379620, 383255544, 479069430, 638759240, 958138860, 1916277720]

約数ペア:

[(1, 1916277720), (2, 958138860), (3, 638759240), (4, 479069430), (5, 383255544), (6, 319379620), (7, 273753960), (8, 239534715), (10, 191627772), (12, 159689810), (14, 136876980), (15, 127751848), (20, 95813886), (21, 91251320), (24, 79844905), (28, 68438490), (30, 63875924), (35, 54750792), (40, 47906943), (42, 45625660), (56, 34219245), (60, 31937962), (67, 28601160), (70, 27375396), (79, 24256680), (84, 22812830), (105, 18250264), (120, 15968981), (134, 14300580), (140, 13687698), (158, 12128340), (168, 11406415), (201, 9533720), (210, 9125132), (237, 8085560), (268, 7150290), (280, 6843849), (316, 6064170), (335, 5720232), (395, 4851336), (402, 4766860), (420, 4562566), (431, 4446120), (469, 4085880), (474, 4042780), (536, 3575145), (553, 3465240), (632, 3032085), (670, 2860116), (790, 2425668), (804, 2383430), (840, 2281283), (862, 2223060), (938, 2042940), (948, 2021390), (1005, 1906744), (1106, 1732620), (1185, 1617112), (1293, 1482040), (1340, 1430058), (1407, 1361960), (1580, 1212834), (1608, 1191715), (1659, 1155080), (1724, 1111530), (1876, 1021470), (1896, 1010695), (2010, 953372), (2155, 889224), (2212, 866310), (2345, 817176), (2370, 808556), (2586, 741020), (2680, 715029), (2765, 693048), (2814, 680980), (3017, 635160), (3160, 606417), (3318, 577540), (3448, 555765), (3752, 510735), (4020, 476686), (4310, 444612), (4424, 433155), (4690, 408588), (4740, 404278), (5172, 370510), (5293, 362040), (5530, 346524), (5628, 340490), (6034, 317580), (6465, 296408), (6636, 288770), (7035, 272392), (8040, 238343), (8295, 231016), (8620, 222306), (9051, 211720), (9380, 204294), (9480, 202139), (10344, 185255), (10586, 181020), (11060, 173262), (11256, 170245), (12068, 158790), (12930, 148204), (13272, 144385), (14070, 136196), (15085, 127032), (15879, 120680), (16590, 115508), (17240, 111153), (18102, 105860), (18760, 102147), (21172, 90510), (22120, 86631), (24136, 79395), (25860, 74102), (26465, 72408), (28140, 68098), (28877, 66360), (30170, 63516), (31758, 60340), (33180, 57754), (34049, 56280), (36204, 52930), (37051, 51720), (42344, 45255)]