291249219380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{54421}}^1$

素因数の和:54614

約数の個数: 144

約数和(自身を含む): 733772261376

約数和(自身を除く): 442523041996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 127, 140, 172, 196, 215, 245, 254, 301, 430, 490, 508, 602, 635, 860, 889, 980, 1204, 1270, 1505, 1778, 2107, 2540, 3010, 3556, 4214, 4445, 5461, 6020, 6223, 8428, 8890, 10535, 10922, 12446, 17780, 21070, 21844, 24892, 27305, 31115, 38227, 42140, 54421, 54610, 62230, 76454, 108842, 109220, 124460, 152908, 191135, 217684, 267589, 272105, 380947, 382270, 535178, 544210, 761894, 764540, 1070356, 1088420, 1337945, 1523788, 1904735, 2340103, 2666629, 2675890, 3809470, 4680206, 5333258, 5351780, 6911467, 7618940, 9360412, 10666516, 11700515, 13333145, 13822934, 16380721, 23401030, 26666290, 27645868, 32761442, 34557335, 46802060, 48380269, 53332580, 65522884, 69114670, 81903605, 96760538, 114665047, 138229340, 163807210, 193521076, 229330094, 241901345, 297193081, 327614420, 338661883, 458660188, 483802690, 573325235, 594386162, 677323766, 967605380, 1146650470, 1188772324, 1354647532, 1485965405, 1693309415, 2080351567, 2293300940, 2971930810, 3386618830, 4160703134, 5943861620, 6773237660, 8321406268, 10401757835, 14562460969, 20803515670, 29124921938, 41607031340, 58249843876, 72812304845, 145624609690, 291249219380]

約数ペア:

[(1, 291249219380), (2, 145624609690), (4, 72812304845), (5, 58249843876), (7, 41607031340), (10, 29124921938), (14, 20803515670), (20, 14562460969), (28, 10401757835), (35, 8321406268), (43, 6773237660), (49, 5943861620), (70, 4160703134), (86, 3386618830), (98, 2971930810), (127, 2293300940), (140, 2080351567), (172, 1693309415), (196, 1485965405), (215, 1354647532), (245, 1188772324), (254, 1146650470), (301, 967605380), (430, 677323766), (490, 594386162), (508, 573325235), (602, 483802690), (635, 458660188), (860, 338661883), (889, 327614420), (980, 297193081), (1204, 241901345), (1270, 229330094), (1505, 193521076), (1778, 163807210), (2107, 138229340), (2540, 114665047), (3010, 96760538), (3556, 81903605), (4214, 69114670), (4445, 65522884), (5461, 53332580), (6020, 48380269), (6223, 46802060), (8428, 34557335), (8890, 32761442), (10535, 27645868), (10922, 26666290), (12446, 23401030), (17780, 16380721), (21070, 13822934), (21844, 13333145), (24892, 11700515), (27305, 10666516), (31115, 9360412), (38227, 7618940), (42140, 6911467), (54421, 5351780), (54610, 5333258), (62230, 4680206), (76454, 3809470), (108842, 2675890), (109220, 2666629), (124460, 2340103), (152908, 1904735), (191135, 1523788), (217684, 1337945), (267589, 1088420), (272105, 1070356), (380947, 764540), (382270, 761894), (535178, 544210)]