638426749968

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1379869}}^1$

素因数の和:1379916

約数の個数: 240

約数和(自身を含む): 2242145243520

約数和(自身を除く): 1603718493552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 34, 36, 42, 48, 51, 54, 56, 63, 68, 72, 81, 84, 102, 108, 112, 119, 126, 136, 144, 153, 162, 168, 189, 204, 216, 238, 243, 252, 272, 306, 324, 336, 357, 378, 408, 432, 459, 476, 486, 504, 567, 612, 648, 714, 756, 816, 918, 952, 972, 1008, 1071, 1134, 1224, 1296, 1377, 1428, 1512, 1701, 1836, 1904, 1944, 2142, 2268, 2448, 2754, 2856, 3024, 3213, 3402, 3672, 3888, 4131, 4284, 4536, 5508, 5712, 6426, 6804, 7344, 8262, 8568, 9072, 9639, 11016, 12852, 13608, 16524, 17136, 19278, 22032, 25704, 27216, 28917, 33048, 38556, 51408, 57834, 66096, 77112, 115668, 154224, 231336, 462672, 1379869, 2759738, 4139607, 5519476, 8279214, 9659083, 11038952, 12418821, 16558428, 19318166, 22077904, 23457773, 24837642, 28977249, 33116856, 37256463, 38636332, 46915546, 49675284, 57954498, 66233712, 70373319, 74512926, 77272664, 86931747, 93831092, 99350568, 111769389, 115908996, 140746638, 149025852, 154545328, 164204411, 173863494, 187662184, 198701136, 211119957, 223538778, 231817992, 260795241, 281493276, 298051704, 328408822, 335308167, 347726988, 375324368, 422239914, 447077556, 463635984, 492613233, 521590482, 562986552, 596103408, 633359871, 656817644, 670616334, 695453976, 782385723, 844479828, 894155112, 985226466, 1043180964, 1125973104, 1266719742, 1313635288, 1341232668, 1390907952, 1477839699, 1564771446, 1688959656, 1788310224, 1900079613, 1970452932, 2086361928, 2347157169, 2533439484, 2627270576, 2682465336, 2955679398, 3129542892, 3377919312, 3800159226, 3940905864, 4172723856, 4433519097, 4694314338, 5066878968, 5364930672, 5700238839, 5911358796, 6259085784, 7600318452, 7881811728, 8867038194, 9388628676, 10133757936, 11400477678, 11822717592, 12518171568, 13300557291, 15200636904, 17734076388, 18777257352, 22800955356, 23645435184, 26601114582, 30401273808, 35468152776, 37554514704, 39901671873, 45601910712, 53202229164, 70936305552, 79803343746, 91203821424, 106404458328, 159606687492, 212808916656, 319213374984, 638426749968]

約数ペア:

[(1, 638426749968), (2, 319213374984), (3, 212808916656), (4, 159606687492), (6, 106404458328), (7, 91203821424), (8, 79803343746), (9, 70936305552), (12, 53202229164), (14, 45601910712), (16, 39901671873), (17, 37554514704), (18, 35468152776), (21, 30401273808), (24, 26601114582), (27, 23645435184), (28, 22800955356), (34, 18777257352), (36, 17734076388), (42, 15200636904), (48, 13300557291), (51, 12518171568), (54, 11822717592), (56, 11400477678), (63, 10133757936), (68, 9388628676), (72, 8867038194), (81, 7881811728), (84, 7600318452), (102, 6259085784), (108, 5911358796), (112, 5700238839), (119, 5364930672), (126, 5066878968), (136, 4694314338), (144, 4433519097), (153, 4172723856), (162, 3940905864), (168, 3800159226), (189, 3377919312), (204, 3129542892), (216, 2955679398), (238, 2682465336), (243, 2627270576), (252, 2533439484), (272, 2347157169), (306, 2086361928), (324, 1970452932), (336, 1900079613), (357, 1788310224), (378, 1688959656), (408, 1564771446), (432, 1477839699), (459, 1390907952), (476, 1341232668), (486, 1313635288), (504, 1266719742), (567, 1125973104), (612, 1043180964), (648, 985226466), (714, 894155112), (756, 844479828), (816, 782385723), (918, 695453976), (952, 670616334), (972, 656817644), (1008, 633359871), (1071, 596103408), (1134, 562986552), (1224, 521590482), (1296, 492613233), (1377, 463635984), (1428, 447077556), (1512, 422239914), (1701, 375324368), (1836, 347726988), (1904, 335308167), (1944, 328408822), (2142, 298051704), (2268, 281493276), (2448, 260795241), (2754, 231817992), (2856, 223538778), (3024, 211119957), (3213, 198701136), (3402, 187662184), (3672, 173863494), (3888, 164204411), (4131, 154545328), (4284, 149025852), (4536, 140746638), (5508, 115908996), (5712, 111769389), (6426, 99350568), (6804, 93831092), (7344, 86931747), (8262, 77272664), (8568, 74512926), (9072, 70373319), (9639, 66233712), (11016, 57954498), (12852, 49675284), (13608, 46915546), (16524, 38636332), (17136, 37256463), (19278, 33116856), (22032, 28977249), (25704, 24837642), (27216, 23457773), (28917, 22077904), (33048, 19318166), (38556, 16558428), (51408, 12418821), (57834, 11038952), (66096, 9659083), (77112, 8279214), (115668, 5519476), (154224, 4139607), (231336, 2759738), (462672, 1379869)]