398592792

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:319

約数の個数: 256

約数和(自身を含む): 1300992000

約数和(自身を除く): 902399208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 31, 36, 38, 39, 52, 54, 57, 62, 72, 76, 78, 93, 104, 108, 114, 117, 124, 152, 156, 171, 186, 216, 228, 234, 241, 247, 248, 279, 312, 342, 351, 372, 403, 456, 468, 482, 494, 513, 558, 589, 684, 702, 723, 741, 744, 806, 837, 936, 964, 988, 1026, 1116, 1178, 1209, 1368, 1404, 1446, 1482, 1612, 1674, 1767, 1928, 1976, 2052, 2169, 2223, 2232, 2356, 2418, 2808, 2892, 2964, 3133, 3224, 3348, 3534, 3627, 4104, 4338, 4446, 4579, 4712, 4836, 5301, 5784, 5928, 6266, 6507, 6669, 6696, 7068, 7254, 7471, 7657, 8676, 8892, 9158, 9399, 9672, 10602, 10881, 12532, 13014, 13338, 13737, 14136, 14508, 14942, 15314, 15903, 17352, 17784, 18316, 18798, 21204, 21762, 22413, 22971, 25064, 26028, 26676, 27474, 28197, 29016, 29884, 30628, 31806, 36632, 37596, 41211, 42408, 43524, 44826, 45942, 52056, 53352, 54948, 56394, 59527, 59768, 61256, 63612, 67239, 68913, 75192, 82422, 84591, 87048, 89652, 91884, 97123, 109896, 112788, 119054, 123633, 127224, 134478, 137826, 141949, 164844, 169182, 178581, 179304, 183768, 194246, 201717, 206739, 225576, 238108, 247266, 268956, 275652, 283898, 291369, 329688, 338364, 357162, 388492, 403434, 413478, 425847, 476216, 494532, 535743, 537912, 551304, 567796, 582738, 676728, 714324, 776984, 806868, 826956, 851694, 874107, 989064, 1071486, 1135592, 1165476, 1277541, 1428648, 1607229, 1613736, 1653912, 1703388, 1748214, 1845337, 2142972, 2330952, 2555082, 2622321, 3214458, 3406776, 3496428, 3690674, 3832623, 4285944, 5110164, 5244642, 5536011, 6428916, 6992856, 7381348, 7665246, 10220328, 10489284, 11072022, 12857832, 14762696, 15330492, 16608033, 20978568, 22144044, 30660984, 33216066, 44288088, 49824099, 66432132, 99648198, 132864264, 199296396, 398592792]

約数ペア:

[(1, 398592792), (2, 199296396), (3, 132864264), (4, 99648198), (6, 66432132), (8, 49824099), (9, 44288088), (12, 33216066), (13, 30660984), (18, 22144044), (19, 20978568), (24, 16608033), (26, 15330492), (27, 14762696), (31, 12857832), (36, 11072022), (38, 10489284), (39, 10220328), (52, 7665246), (54, 7381348), (57, 6992856), (62, 6428916), (72, 5536011), (76, 5244642), (78, 5110164), (93, 4285944), (104, 3832623), (108, 3690674), (114, 3496428), (117, 3406776), (124, 3214458), (152, 2622321), (156, 2555082), (171, 2330952), (186, 2142972), (216, 1845337), (228, 1748214), (234, 1703388), (241, 1653912), (247, 1613736), (248, 1607229), (279, 1428648), (312, 1277541), (342, 1165476), (351, 1135592), (372, 1071486), (403, 989064), (456, 874107), (468, 851694), (482, 826956), (494, 806868), (513, 776984), (558, 714324), (589, 676728), (684, 582738), (702, 567796), (723, 551304), (741, 537912), (744, 535743), (806, 494532), (837, 476216), (936, 425847), (964, 413478), (988, 403434), (1026, 388492), (1116, 357162), (1178, 338364), (1209, 329688), (1368, 291369), (1404, 283898), (1446, 275652), (1482, 268956), (1612, 247266), (1674, 238108), (1767, 225576), (1928, 206739), (1976, 201717), (2052, 194246), (2169, 183768), (2223, 179304), (2232, 178581), (2356, 169182), (2418, 164844), (2808, 141949), (2892, 137826), (2964, 134478), (3133, 127224), (3224, 123633), (3348, 119054), (3534, 112788), (3627, 109896), (4104, 97123), (4338, 91884), (4446, 89652), (4579, 87048), (4712, 84591), (4836, 82422), (5301, 75192), (5784, 68913), (5928, 67239), (6266, 63612), (6507, 61256), (6669, 59768), (6696, 59527), (7068, 56394), (7254, 54948), (7471, 53352), (7657, 52056), (8676, 45942), (8892, 44826), (9158, 43524), (9399, 42408), (9672, 41211), (10602, 37596), (10881, 36632), (12532, 31806), (13014, 30628), (13338, 29884), (13737, 29016), (14136, 28197), (14508, 27474), (14942, 26676), (15314, 26028), (15903, 25064), (17352, 22971), (17784, 22413), (18316, 21762), (18798, 21204)]