392321440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 144

約数和(自身を含む): 1088331552

約数和(自身を除く): 696010112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 163, 196, 224, 245, 280, 307, 326, 392, 490, 560, 614, 652, 784, 815, 980, 1120, 1141, 1228, 1304, 1535, 1568, 1630, 1960, 2149, 2282, 2456, 2608, 3070, 3260, 3920, 4298, 4564, 4912, 5216, 5705, 6140, 6520, 7840, 7987, 8596, 9128, 9824, 10745, 11410, 12280, 13040, 15043, 15974, 17192, 18256, 21490, 22820, 24560, 26080, 30086, 31948, 34384, 36512, 39935, 42980, 45640, 49120, 50041, 60172, 63896, 68768, 75215, 79870, 85960, 91280, 100082, 120344, 127792, 150430, 159740, 171920, 182560, 200164, 240688, 250205, 255584, 300860, 319480, 343840, 350287, 400328, 481376, 500410, 601720, 638960, 700574, 800656, 1000820, 1203440, 1277920, 1401148, 1601312, 1751435, 2001640, 2406880, 2452009, 2802296, 3502870, 4003280, 4904018, 5604592, 7005740, 8006560, 9808036, 11209184, 12260045, 14011480, 19616072, 24520090, 28022960, 39232144, 49040180, 56045920, 78464288, 98080360, 196160720, 392321440]

約数ペア:

[(1, 392321440), (2, 196160720), (4, 98080360), (5, 78464288), (7, 56045920), (8, 49040180), (10, 39232144), (14, 28022960), (16, 24520090), (20, 19616072), (28, 14011480), (32, 12260045), (35, 11209184), (40, 9808036), (49, 8006560), (56, 7005740), (70, 5604592), (80, 4904018), (98, 4003280), (112, 3502870), (140, 2802296), (160, 2452009), (163, 2406880), (196, 2001640), (224, 1751435), (245, 1601312), (280, 1401148), (307, 1277920), (326, 1203440), (392, 1000820), (490, 800656), (560, 700574), (614, 638960), (652, 601720), (784, 500410), (815, 481376), (980, 400328), (1120, 350287), (1141, 343840), (1228, 319480), (1304, 300860), (1535, 255584), (1568, 250205), (1630, 240688), (1960, 200164), (2149, 182560), (2282, 171920), (2456, 159740), (2608, 150430), (3070, 127792), (3260, 120344), (3920, 100082), (4298, 91280), (4564, 85960), (4912, 79870), (5216, 75215), (5705, 68768), (6140, 63896), (6520, 60172), (7840, 50041), (7987, 49120), (8596, 45640), (9128, 42980), (9824, 39935), (10745, 36512), (11410, 34384), (12280, 31948), (13040, 30086), (15043, 26080), (15974, 24560), (17192, 22820), (18256, 21490)]