40542048

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 125798400

約数和(自身を除く): 85256352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 32, 36, 38, 48, 57, 62, 72, 76, 93, 96, 114, 124, 144, 152, 171, 186, 228, 239, 248, 279, 288, 304, 342, 372, 456, 478, 496, 558, 589, 608, 684, 717, 744, 912, 956, 992, 1116, 1178, 1368, 1434, 1488, 1767, 1824, 1912, 2151, 2232, 2356, 2736, 2868, 2976, 3534, 3824, 4302, 4464, 4541, 4712, 5301, 5472, 5736, 7068, 7409, 7648, 8604, 8928, 9082, 9424, 10602, 11472, 13623, 14136, 14818, 17208, 18164, 18848, 21204, 22227, 22944, 27246, 28272, 29636, 34416, 36328, 40869, 42408, 44454, 54492, 56544, 59272, 66681, 68832, 72656, 81738, 84816, 88908, 108984, 118544, 133362, 140771, 145312, 163476, 169632, 177816, 217968, 237088, 266724, 281542, 326952, 355632, 422313, 435936, 533448, 563084, 653904, 711264, 844626, 1066896, 1126168, 1266939, 1307808, 1689252, 2133792, 2252336, 2533878, 3378504, 4504672, 5067756, 6757008, 10135512, 13514016, 20271024, 40542048]

約数ペア:

[(1, 40542048), (2, 20271024), (3, 13514016), (4, 10135512), (6, 6757008), (8, 5067756), (9, 4504672), (12, 3378504), (16, 2533878), (18, 2252336), (19, 2133792), (24, 1689252), (31, 1307808), (32, 1266939), (36, 1126168), (38, 1066896), (48, 844626), (57, 711264), (62, 653904), (72, 563084), (76, 533448), (93, 435936), (96, 422313), (114, 355632), (124, 326952), (144, 281542), (152, 266724), (171, 237088), (186, 217968), (228, 177816), (239, 169632), (248, 163476), (279, 145312), (288, 140771), (304, 133362), (342, 118544), (372, 108984), (456, 88908), (478, 84816), (496, 81738), (558, 72656), (589, 68832), (608, 66681), (684, 59272), (717, 56544), (744, 54492), (912, 44454), (956, 42408), (992, 40869), (1116, 36328), (1178, 34416), (1368, 29636), (1434, 28272), (1488, 27246), (1767, 22944), (1824, 22227), (1912, 21204), (2151, 18848), (2232, 18164), (2356, 17208), (2736, 14818), (2868, 14136), (2976, 13623), (3534, 11472), (3824, 10602), (4302, 9424), (4464, 9082), (4541, 8928), (4712, 8604), (5301, 7648), (5472, 7409), (5736, 7068)]