15248640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2$

素因数の和:73

約数の個数: 216

約数和(自身を含む): 56071008

約数和(自身を除く): 40822368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 32, 33, 38, 40, 44, 48, 55, 57, 60, 64, 66, 76, 80, 88, 95, 96, 110, 114, 120, 128, 132, 152, 160, 165, 176, 190, 192, 209, 220, 228, 240, 256, 264, 285, 304, 320, 330, 352, 361, 380, 384, 418, 440, 456, 480, 528, 570, 608, 627, 640, 660, 704, 722, 760, 768, 836, 880, 912, 960, 1045, 1056, 1083, 1140, 1216, 1254, 1280, 1320, 1408, 1444, 1520, 1672, 1760, 1805, 1824, 1920, 2090, 2112, 2166, 2280, 2432, 2508, 2640, 2816, 2888, 3040, 3135, 3344, 3520, 3610, 3648, 3840, 3971, 4180, 4224, 4332, 4560, 4864, 5016, 5280, 5415, 5776, 6080, 6270, 6688, 7040, 7220, 7296, 7942, 8360, 8448, 8664, 9120, 10032, 10560, 10830, 11552, 11913, 12160, 12540, 13376, 14080, 14440, 14592, 15884, 16720, 17328, 18240, 19855, 20064, 21120, 21660, 23104, 23826, 24320, 25080, 26752, 28880, 31768, 33440, 34656, 36480, 39710, 40128, 42240, 43320, 46208, 47652, 50160, 53504, 57760, 59565, 63536, 66880, 69312, 72960, 79420, 80256, 86640, 92416, 95304, 100320, 115520, 119130, 127072, 133760, 138624, 158840, 160512, 173280, 190608, 200640, 231040, 238260, 254144, 267520, 277248, 317680, 346560, 381216, 401280, 462080, 476520, 508288, 635360, 693120, 762432, 802560, 953040, 1016576, 1270720, 1386240, 1524864, 1906080, 2541440, 3049728, 3812160, 5082880, 7624320, 15248640]

約数ペア:

[(1, 15248640), (2, 7624320), (3, 5082880), (4, 3812160), (5, 3049728), (6, 2541440), (8, 1906080), (10, 1524864), (11, 1386240), (12, 1270720), (15, 1016576), (16, 953040), (19, 802560), (20, 762432), (22, 693120), (24, 635360), (30, 508288), (32, 476520), (33, 462080), (38, 401280), (40, 381216), (44, 346560), (48, 317680), (55, 277248), (57, 267520), (60, 254144), (64, 238260), (66, 231040), (76, 200640), (80, 190608), (88, 173280), (95, 160512), (96, 158840), (110, 138624), (114, 133760), (120, 127072), (128, 119130), (132, 115520), (152, 100320), (160, 95304), (165, 92416), (176, 86640), (190, 80256), (192, 79420), (209, 72960), (220, 69312), (228, 66880), (240, 63536), (256, 59565), (264, 57760), (285, 53504), (304, 50160), (320, 47652), (330, 46208), (352, 43320), (361, 42240), (380, 40128), (384, 39710), (418, 36480), (440, 34656), (456, 33440), (480, 31768), (528, 28880), (570, 26752), (608, 25080), (627, 24320), (640, 23826), (660, 23104), (704, 21660), (722, 21120), (760, 20064), (768, 19855), (836, 18240), (880, 17328), (912, 16720), (960, 15884), (1045, 14592), (1056, 14440), (1083, 14080), (1140, 13376), (1216, 12540), (1254, 12160), (1280, 11913), (1320, 11552), (1408, 10830), (1444, 10560), (1520, 10032), (1672, 9120), (1760, 8664), (1805, 8448), (1824, 8360), (1920, 7942), (2090, 7296), (2112, 7220), (2166, 7040), (2280, 6688), (2432, 6270), (2508, 6080), (2640, 5776), (2816, 5415), (2888, 5280), (3040, 5016), (3135, 4864), (3344, 4560), (3520, 4332), (3610, 4224), (3648, 4180), (3840, 3971)]