404219880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^2$

素因数の和:548

約数の個数: 144

約数和(自身を含む): 1396425420

約数和(自身を除く): 992205540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 257, 306, 340, 360, 408, 510, 514, 612, 680, 765, 771, 1020, 1028, 1224, 1285, 1530, 1542, 2040, 2056, 2313, 2570, 3060, 3084, 3855, 4369, 4626, 5140, 6120, 6168, 7710, 8738, 9252, 10280, 11565, 13107, 15420, 17476, 18504, 21845, 23130, 26214, 30840, 34952, 39321, 43690, 46260, 52428, 65535, 66049, 78642, 87380, 92520, 104856, 131070, 132098, 157284, 174760, 196605, 198147, 262140, 264196, 314568, 330245, 393210, 396294, 524280, 528392, 594441, 660490, 786420, 792588, 990735, 1122833, 1188882, 1320980, 1572840, 1585176, 1981470, 2245666, 2377764, 2641960, 2972205, 3368499, 3962940, 4491332, 4755528, 5614165, 5944410, 6736998, 7925880, 8982664, 10105497, 11228330, 11888820, 13473996, 16842495, 20210994, 22456660, 23777640, 26947992, 33684990, 40421988, 44913320, 50527485, 67369980, 80843976, 101054970, 134739960, 202109940, 404219880]

約数ペア:

[(1, 404219880), (2, 202109940), (3, 134739960), (4, 101054970), (5, 80843976), (6, 67369980), (8, 50527485), (9, 44913320), (10, 40421988), (12, 33684990), (15, 26947992), (17, 23777640), (18, 22456660), (20, 20210994), (24, 16842495), (30, 13473996), (34, 11888820), (36, 11228330), (40, 10105497), (45, 8982664), (51, 7925880), (60, 6736998), (68, 5944410), (72, 5614165), (85, 4755528), (90, 4491332), (102, 3962940), (120, 3368499), (136, 2972205), (153, 2641960), (170, 2377764), (180, 2245666), (204, 1981470), (255, 1585176), (257, 1572840), (306, 1320980), (340, 1188882), (360, 1122833), (408, 990735), (510, 792588), (514, 786420), (612, 660490), (680, 594441), (765, 528392), (771, 524280), (1020, 396294), (1028, 393210), (1224, 330245), (1285, 314568), (1530, 264196), (1542, 262140), (2040, 198147), (2056, 196605), (2313, 174760), (2570, 157284), (3060, 132098), (3084, 131070), (3855, 104856), (4369, 92520), (4626, 87380), (5140, 78642), (6120, 66049), (6168, 65535), (7710, 52428), (8738, 46260), (9252, 43690), (10280, 39321), (11565, 34952), (13107, 30840), (15420, 26214), (17476, 23130), (18504, 21845)]