31271520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 192

約数和(自身を含む): 115831296

約数和(自身を除く): 84559776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 205, 210, 224, 227, 240, 246, 280, 287, 328, 336, 410, 420, 454, 480, 492, 560, 574, 615, 656, 672, 681, 820, 840, 861, 908, 984, 1120, 1135, 1148, 1230, 1312, 1362, 1435, 1589, 1640, 1680, 1722, 1816, 1968, 2270, 2296, 2460, 2724, 2870, 3178, 3280, 3360, 3405, 3444, 3632, 3936, 4305, 4540, 4592, 4767, 4920, 5448, 5740, 6356, 6560, 6810, 6888, 7264, 7945, 8610, 9080, 9184, 9307, 9534, 9840, 10896, 11480, 12712, 13620, 13776, 15890, 17220, 18160, 18614, 19068, 19680, 21792, 22960, 23835, 25424, 27240, 27552, 27921, 31780, 34440, 36320, 37228, 38136, 45920, 46535, 47670, 50848, 54480, 55842, 63560, 65149, 68880, 74456, 76272, 93070, 95340, 108960, 111684, 127120, 130298, 137760, 139605, 148912, 152544, 186140, 190680, 195447, 223368, 254240, 260596, 279210, 297824, 325745, 372280, 381360, 390894, 446736, 521192, 558420, 651490, 744560, 762720, 781788, 893472, 977235, 1042384, 1116840, 1302980, 1489120, 1563576, 1954470, 2084768, 2233680, 2605960, 3127152, 3908940, 4467360, 5211920, 6254304, 7817880, 10423840, 15635760, 31271520]

約数ペア:

[(1, 31271520), (2, 15635760), (3, 10423840), (4, 7817880), (5, 6254304), (6, 5211920), (7, 4467360), (8, 3908940), (10, 3127152), (12, 2605960), (14, 2233680), (15, 2084768), (16, 1954470), (20, 1563576), (21, 1489120), (24, 1302980), (28, 1116840), (30, 1042384), (32, 977235), (35, 893472), (40, 781788), (41, 762720), (42, 744560), (48, 651490), (56, 558420), (60, 521192), (70, 446736), (80, 390894), (82, 381360), (84, 372280), (96, 325745), (105, 297824), (112, 279210), (120, 260596), (123, 254240), (140, 223368), (160, 195447), (164, 190680), (168, 186140), (205, 152544), (210, 148912), (224, 139605), (227, 137760), (240, 130298), (246, 127120), (280, 111684), (287, 108960), (328, 95340), (336, 93070), (410, 76272), (420, 74456), (454, 68880), (480, 65149), (492, 63560), (560, 55842), (574, 54480), (615, 50848), (656, 47670), (672, 46535), (681, 45920), (820, 38136), (840, 37228), (861, 36320), (908, 34440), (984, 31780), (1120, 27921), (1135, 27552), (1148, 27240), (1230, 25424), (1312, 23835), (1362, 22960), (1435, 21792), (1589, 19680), (1640, 19068), (1680, 18614), (1722, 18160), (1816, 17220), (1968, 15890), (2270, 13776), (2296, 13620), (2460, 12712), (2724, 11480), (2870, 10896), (3178, 9840), (3280, 9534), (3360, 9307), (3405, 9184), (3444, 9080), (3632, 8610), (3936, 7945), (4305, 7264), (4540, 6888), (4592, 6810), (4767, 6560), (4920, 6356), (5448, 5740)]