201294940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 546061824

約数和(自身を除く): 344766884

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 71, 77, 98, 110, 140, 142, 154, 196, 220, 245, 263, 284, 308, 355, 385, 490, 497, 526, 539, 710, 770, 781, 980, 994, 1052, 1078, 1315, 1420, 1540, 1562, 1841, 1988, 2156, 2485, 2630, 2695, 2893, 3124, 3479, 3682, 3905, 4970, 5260, 5390, 5467, 5786, 6958, 7364, 7810, 9205, 9940, 10780, 10934, 11572, 12887, 13916, 14465, 15620, 17395, 18410, 18673, 20251, 21868, 25774, 27335, 28930, 34790, 36820, 37346, 38269, 40502, 51548, 54670, 57860, 64435, 69580, 74692, 76538, 81004, 93365, 101255, 109340, 128870, 130711, 141757, 153076, 186730, 191345, 202510, 205403, 257740, 261422, 283514, 373460, 382690, 405020, 410806, 522844, 567028, 653555, 708785, 765380, 821612, 914977, 1027015, 1307110, 1417570, 1437821, 1829954, 2054030, 2614220, 2835140, 2875642, 3659908, 4108060, 4574885, 5751284, 7189105, 9149770, 10064747, 14378210, 18299540, 20129494, 28756420, 40258988, 50323735, 100647470, 201294940]

約数ペア:

[(1, 201294940), (2, 100647470), (4, 50323735), (5, 40258988), (7, 28756420), (10, 20129494), (11, 18299540), (14, 14378210), (20, 10064747), (22, 9149770), (28, 7189105), (35, 5751284), (44, 4574885), (49, 4108060), (55, 3659908), (70, 2875642), (71, 2835140), (77, 2614220), (98, 2054030), (110, 1829954), (140, 1437821), (142, 1417570), (154, 1307110), (196, 1027015), (220, 914977), (245, 821612), (263, 765380), (284, 708785), (308, 653555), (355, 567028), (385, 522844), (490, 410806), (497, 405020), (526, 382690), (539, 373460), (710, 283514), (770, 261422), (781, 257740), (980, 205403), (994, 202510), (1052, 191345), (1078, 186730), (1315, 153076), (1420, 141757), (1540, 130711), (1562, 128870), (1841, 109340), (1988, 101255), (2156, 93365), (2485, 81004), (2630, 76538), (2695, 74692), (2893, 69580), (3124, 64435), (3479, 57860), (3682, 54670), (3905, 51548), (4970, 40502), (5260, 38269), (5390, 37346), (5467, 36820), (5786, 34790), (6958, 28930), (7364, 27335), (7810, 25774), (9205, 21868), (9940, 20251), (10780, 18673), (10934, 18410), (11572, 17395), (12887, 15620), (13916, 14465)]