138812820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 440971776

約数和(自身を除く): 302158956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 61, 68, 69, 85, 92, 97, 102, 115, 122, 138, 170, 183, 194, 204, 230, 244, 255, 276, 291, 305, 340, 345, 366, 388, 391, 460, 485, 510, 582, 610, 690, 732, 782, 915, 970, 1020, 1037, 1164, 1173, 1220, 1380, 1403, 1455, 1564, 1649, 1830, 1940, 1955, 2074, 2231, 2346, 2806, 2910, 3111, 3298, 3660, 3910, 4148, 4209, 4462, 4692, 4947, 5185, 5612, 5820, 5865, 5917, 6222, 6596, 6693, 7015, 7820, 8245, 8418, 8924, 9894, 10370, 11155, 11730, 11834, 12444, 13386, 14030, 15555, 16490, 16836, 17751, 19788, 20740, 21045, 22310, 23460, 23668, 23851, 24735, 26772, 28060, 29585, 31110, 32980, 33465, 35502, 37927, 42090, 44620, 47702, 49470, 59170, 62220, 66930, 71004, 71553, 75854, 84180, 88755, 95404, 98940, 100589, 113781, 118340, 119255, 133860, 136091, 143106, 151708, 177510, 189635, 201178, 227562, 238510, 272182, 286212, 301767, 355020, 357765, 379270, 402356, 408273, 455124, 477020, 502945, 544364, 568905, 603534, 680455, 715530, 758540, 816546, 1005890, 1137810, 1207068, 1360910, 1431060, 1508835, 1633092, 2011780, 2041365, 2275620, 2313547, 2721820, 3017670, 4082730, 4627094, 6035340, 6940641, 8165460, 9254188, 11567735, 13881282, 23135470, 27762564, 34703205, 46270940, 69406410, 138812820]

約数ペア:

[(1, 138812820), (2, 69406410), (3, 46270940), (4, 34703205), (5, 27762564), (6, 23135470), (10, 13881282), (12, 11567735), (15, 9254188), (17, 8165460), (20, 6940641), (23, 6035340), (30, 4627094), (34, 4082730), (46, 3017670), (51, 2721820), (60, 2313547), (61, 2275620), (68, 2041365), (69, 2011780), (85, 1633092), (92, 1508835), (97, 1431060), (102, 1360910), (115, 1207068), (122, 1137810), (138, 1005890), (170, 816546), (183, 758540), (194, 715530), (204, 680455), (230, 603534), (244, 568905), (255, 544364), (276, 502945), (291, 477020), (305, 455124), (340, 408273), (345, 402356), (366, 379270), (388, 357765), (391, 355020), (460, 301767), (485, 286212), (510, 272182), (582, 238510), (610, 227562), (690, 201178), (732, 189635), (782, 177510), (915, 151708), (970, 143106), (1020, 136091), (1037, 133860), (1164, 119255), (1173, 118340), (1220, 113781), (1380, 100589), (1403, 98940), (1455, 95404), (1564, 88755), (1649, 84180), (1830, 75854), (1940, 71553), (1955, 71004), (2074, 66930), (2231, 62220), (2346, 59170), (2806, 49470), (2910, 47702), (3111, 44620), (3298, 42090), (3660, 37927), (3910, 35502), (4148, 33465), (4209, 32980), (4462, 31110), (4692, 29585), (4947, 28060), (5185, 26772), (5612, 24735), (5820, 23851), (5865, 23668), (5917, 23460), (6222, 22310), (6596, 21045), (6693, 20740), (7015, 19788), (7820, 17751), (8245, 16836), (8418, 16490), (8924, 15555), (9894, 14030), (10370, 13386), (11155, 12444), (11730, 11834)]