388616868

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:358

約数の個数: 108

約数和(自身を含む): 1040981760

約数和(自身を除く): 652364892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 47, 62, 93, 94, 124, 141, 186, 188, 239, 279, 282, 372, 423, 478, 558, 564, 717, 846, 956, 961, 1116, 1434, 1457, 1692, 1922, 2151, 2868, 2883, 2914, 3844, 4302, 4371, 5766, 5828, 7409, 8604, 8649, 8742, 11233, 11532, 13113, 14818, 17298, 17484, 22227, 22466, 26226, 29636, 33699, 34596, 44454, 44932, 45167, 52452, 66681, 67398, 88908, 90334, 101097, 133362, 134796, 135501, 180668, 202194, 229679, 266724, 271002, 348223, 404388, 406503, 459358, 542004, 689037, 696446, 813006, 918716, 1044669, 1378074, 1392892, 1626012, 2067111, 2089338, 2756148, 3134007, 4134222, 4178676, 6268014, 8268444, 10794913, 12536028, 21589826, 32384739, 43179652, 64769478, 97154217, 129538956, 194308434, 388616868]

約数ペア:

[(1, 388616868), (2, 194308434), (3, 129538956), (4, 97154217), (6, 64769478), (9, 43179652), (12, 32384739), (18, 21589826), (31, 12536028), (36, 10794913), (47, 8268444), (62, 6268014), (93, 4178676), (94, 4134222), (124, 3134007), (141, 2756148), (186, 2089338), (188, 2067111), (239, 1626012), (279, 1392892), (282, 1378074), (372, 1044669), (423, 918716), (478, 813006), (558, 696446), (564, 689037), (717, 542004), (846, 459358), (956, 406503), (961, 404388), (1116, 348223), (1434, 271002), (1457, 266724), (1692, 229679), (1922, 202194), (2151, 180668), (2868, 135501), (2883, 134796), (2914, 133362), (3844, 101097), (4302, 90334), (4371, 88908), (5766, 67398), (5828, 66681), (7409, 52452), (8604, 45167), (8649, 44932), (8742, 44454), (11233, 34596), (11532, 33699), (13113, 29636), (14818, 26226), (17298, 22466), (17484, 22227)]