253481280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1121

約数の個数: 224

約数和(自身を含む): 913180800

約数和(自身を除く): 659699520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 390, 416, 456, 480, 494, 520, 570, 608, 624, 741, 760, 780, 832, 912, 960, 988, 1040, 1069, 1140, 1216, 1235, 1248, 1482, 1520, 1560, 1824, 1976, 2080, 2138, 2280, 2470, 2496, 2964, 3040, 3120, 3207, 3648, 3705, 3952, 4160, 4276, 4560, 4940, 5345, 5928, 6080, 6240, 6414, 7410, 7904, 8552, 9120, 9880, 10690, 11856, 12480, 12828, 13897, 14820, 15808, 16035, 17104, 18240, 19760, 20311, 21380, 23712, 25656, 27794, 29640, 32070, 34208, 39520, 40622, 41691, 42760, 47424, 51312, 55588, 59280, 60933, 64140, 68416, 69485, 79040, 81244, 83382, 85520, 101555, 102624, 111176, 118560, 121866, 128280, 138970, 162488, 166764, 171040, 203110, 205248, 208455, 222352, 237120, 243732, 256560, 264043, 277940, 304665, 324976, 333528, 342080, 406220, 416910, 444704, 487464, 513120, 528086, 555880, 609330, 649952, 667056, 792129, 812440, 833820, 889408, 974928, 1026240, 1056172, 1111760, 1218660, 1299904, 1320215, 1334112, 1584258, 1624880, 1667640, 1949856, 2112344, 2223520, 2437320, 2640430, 2668224, 3168516, 3249760, 3335280, 3899712, 3960645, 4224688, 4447040, 4874640, 5280860, 6337032, 6499520, 6670560, 7921290, 8449376, 9749280, 10561720, 12674064, 13341120, 15842580, 16898752, 19498560, 21123440, 25348128, 31685160, 42246880, 50696256, 63370320, 84493760, 126740640, 253481280]

約数ペア:

[(1, 253481280), (2, 126740640), (3, 84493760), (4, 63370320), (5, 50696256), (6, 42246880), (8, 31685160), (10, 25348128), (12, 21123440), (13, 19498560), (15, 16898752), (16, 15842580), (19, 13341120), (20, 12674064), (24, 10561720), (26, 9749280), (30, 8449376), (32, 7921290), (38, 6670560), (39, 6499520), (40, 6337032), (48, 5280860), (52, 4874640), (57, 4447040), (60, 4224688), (64, 3960645), (65, 3899712), (76, 3335280), (78, 3249760), (80, 3168516), (95, 2668224), (96, 2640430), (104, 2437320), (114, 2223520), (120, 2112344), (130, 1949856), (152, 1667640), (156, 1624880), (160, 1584258), (190, 1334112), (192, 1320215), (195, 1299904), (208, 1218660), (228, 1111760), (240, 1056172), (247, 1026240), (260, 974928), (285, 889408), (304, 833820), (312, 812440), (320, 792129), (380, 667056), (390, 649952), (416, 609330), (456, 555880), (480, 528086), (494, 513120), (520, 487464), (570, 444704), (608, 416910), (624, 406220), (741, 342080), (760, 333528), (780, 324976), (832, 304665), (912, 277940), (960, 264043), (988, 256560), (1040, 243732), (1069, 237120), (1140, 222352), (1216, 208455), (1235, 205248), (1248, 203110), (1482, 171040), (1520, 166764), (1560, 162488), (1824, 138970), (1976, 128280), (2080, 121866), (2138, 118560), (2280, 111176), (2470, 102624), (2496, 101555), (2964, 85520), (3040, 83382), (3120, 81244), (3207, 79040), (3648, 69485), (3705, 68416), (3952, 64140), (4160, 60933), (4276, 59280), (4560, 55588), (4940, 51312), (5345, 47424), (5928, 42760), (6080, 41691), (6240, 40622), (6414, 39520), (7410, 34208), (7904, 32070), (8552, 29640), (9120, 27794), (9880, 25656), (10690, 23712), (11856, 21380), (12480, 20311), (12828, 19760), (13897, 18240), (14820, 17104), (15808, 16035)]