19394640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:139

約数の個数: 200

約数和(自身を含む): 69948648

約数和(自身を除く): 50554008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 73, 80, 81, 82, 90, 108, 120, 123, 135, 144, 146, 162, 164, 180, 205, 216, 219, 240, 246, 270, 292, 324, 328, 360, 365, 369, 405, 410, 432, 438, 492, 540, 584, 615, 648, 656, 657, 720, 730, 738, 810, 820, 876, 984, 1080, 1095, 1107, 1168, 1230, 1296, 1314, 1460, 1476, 1620, 1640, 1752, 1845, 1968, 1971, 2160, 2190, 2214, 2460, 2628, 2920, 2952, 2993, 3240, 3280, 3285, 3321, 3504, 3690, 3942, 4380, 4428, 4920, 5256, 5535, 5840, 5904, 5913, 5986, 6480, 6570, 6642, 7380, 7884, 8760, 8856, 8979, 9840, 9855, 10512, 11070, 11826, 11972, 13140, 13284, 14760, 14965, 15768, 16605, 17520, 17712, 17958, 19710, 22140, 23652, 23944, 26280, 26568, 26937, 29520, 29565, 29930, 31536, 33210, 35916, 39420, 44280, 44895, 47304, 47888, 52560, 53136, 53874, 59130, 59860, 66420, 71832, 78840, 80811, 88560, 89790, 94608, 107748, 118260, 119720, 132840, 134685, 143664, 157680, 161622, 179580, 215496, 236520, 239440, 242433, 265680, 269370, 323244, 359160, 404055, 430992, 473040, 484866, 538740, 646488, 718320, 808110, 969732, 1077480, 1212165, 1292976, 1616220, 1939464, 2154960, 2424330, 3232440, 3878928, 4848660, 6464880, 9697320, 19394640]

約数ペア:

[(1, 19394640), (2, 9697320), (3, 6464880), (4, 4848660), (5, 3878928), (6, 3232440), (8, 2424330), (9, 2154960), (10, 1939464), (12, 1616220), (15, 1292976), (16, 1212165), (18, 1077480), (20, 969732), (24, 808110), (27, 718320), (30, 646488), (36, 538740), (40, 484866), (41, 473040), (45, 430992), (48, 404055), (54, 359160), (60, 323244), (72, 269370), (73, 265680), (80, 242433), (81, 239440), (82, 236520), (90, 215496), (108, 179580), (120, 161622), (123, 157680), (135, 143664), (144, 134685), (146, 132840), (162, 119720), (164, 118260), (180, 107748), (205, 94608), (216, 89790), (219, 88560), (240, 80811), (246, 78840), (270, 71832), (292, 66420), (324, 59860), (328, 59130), (360, 53874), (365, 53136), (369, 52560), (405, 47888), (410, 47304), (432, 44895), (438, 44280), (492, 39420), (540, 35916), (584, 33210), (615, 31536), (648, 29930), (656, 29565), (657, 29520), (720, 26937), (730, 26568), (738, 26280), (810, 23944), (820, 23652), (876, 22140), (984, 19710), (1080, 17958), (1095, 17712), (1107, 17520), (1168, 16605), (1230, 15768), (1296, 14965), (1314, 14760), (1460, 13284), (1476, 13140), (1620, 11972), (1640, 11826), (1752, 11070), (1845, 10512), (1968, 9855), (1971, 9840), (2160, 8979), (2190, 8856), (2214, 8760), (2460, 7884), (2628, 7380), (2920, 6642), (2952, 6570), (2993, 6480), (3240, 5986), (3280, 5913), (3285, 5904), (3321, 5840), (3504, 5535), (3690, 5256), (3942, 4920), (4380, 4428)]