815502464

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 128

約数和(自身を含む): 1932940800

約数和(自身を除く): 1117438336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 79, 82, 112, 128, 158, 164, 224, 281, 287, 316, 328, 448, 553, 562, 574, 632, 656, 896, 1106, 1124, 1148, 1264, 1312, 1967, 2212, 2248, 2296, 2528, 2624, 3239, 3934, 4424, 4496, 4592, 5056, 5248, 6478, 7868, 8848, 8992, 9184, 10112, 11521, 12956, 15736, 17696, 17984, 18368, 22199, 22673, 23042, 25912, 31472, 35392, 35968, 36736, 44398, 45346, 46084, 51824, 62944, 70784, 80647, 88796, 90692, 92168, 103648, 125888, 155393, 161294, 177592, 181384, 184336, 207296, 251776, 310786, 322588, 355184, 362768, 368672, 414592, 621572, 645176, 710368, 725536, 737344, 910159, 1243144, 1290352, 1420736, 1451072, 1474688, 1820318, 2486288, 2580704, 2841472, 2902144, 3640636, 4972576, 5161408, 6371113, 7281272, 9945152, 10322816, 12742226, 14562544, 19890304, 25484452, 29125088, 50968904, 58250176, 101937808, 116500352, 203875616, 407751232, 815502464]

約数ペア:

[(1, 815502464), (2, 407751232), (4, 203875616), (7, 116500352), (8, 101937808), (14, 58250176), (16, 50968904), (28, 29125088), (32, 25484452), (41, 19890304), (56, 14562544), (64, 12742226), (79, 10322816), (82, 9945152), (112, 7281272), (128, 6371113), (158, 5161408), (164, 4972576), (224, 3640636), (281, 2902144), (287, 2841472), (316, 2580704), (328, 2486288), (448, 1820318), (553, 1474688), (562, 1451072), (574, 1420736), (632, 1290352), (656, 1243144), (896, 910159), (1106, 737344), (1124, 725536), (1148, 710368), (1264, 645176), (1312, 621572), (1967, 414592), (2212, 368672), (2248, 362768), (2296, 355184), (2528, 322588), (2624, 310786), (3239, 251776), (3934, 207296), (4424, 184336), (4496, 181384), (4592, 177592), (5056, 161294), (5248, 155393), (6478, 125888), (7868, 103648), (8848, 92168), (8992, 90692), (9184, 88796), (10112, 80647), (11521, 70784), (12956, 62944), (15736, 51824), (17696, 46084), (17984, 45346), (18368, 44398), (22199, 36736), (22673, 35968), (23042, 35392), (25912, 31472)]