346894340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 817668096

約数和(自身を除く): 470773756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 193, 223, 260, 310, 386, 403, 446, 620, 772, 806, 892, 965, 1115, 1612, 1930, 2015, 2230, 2509, 2899, 3860, 4030, 4460, 5018, 5798, 5983, 6913, 8060, 10036, 11596, 11966, 12545, 13826, 14495, 23932, 25090, 27652, 28990, 29915, 34565, 43039, 50180, 57980, 59830, 69130, 77779, 86078, 89869, 119660, 138260, 155558, 172156, 179738, 215195, 311116, 359476, 388895, 430390, 449345, 559507, 777790, 860780, 898690, 1119014, 1334209, 1555580, 1797380, 2238028, 2668418, 2797535, 5336836, 5595070, 6671045, 11190140, 13342090, 17344717, 26684180, 34689434, 69378868, 86723585, 173447170, 346894340]

約数ペア:

[(1, 346894340), (2, 173447170), (4, 86723585), (5, 69378868), (10, 34689434), (13, 26684180), (20, 17344717), (26, 13342090), (31, 11190140), (52, 6671045), (62, 5595070), (65, 5336836), (124, 2797535), (130, 2668418), (155, 2238028), (193, 1797380), (223, 1555580), (260, 1334209), (310, 1119014), (386, 898690), (403, 860780), (446, 777790), (620, 559507), (772, 449345), (806, 430390), (892, 388895), (965, 359476), (1115, 311116), (1612, 215195), (1930, 179738), (2015, 172156), (2230, 155558), (2509, 138260), (2899, 119660), (3860, 89869), (4030, 86078), (4460, 77779), (5018, 69130), (5798, 59830), (5983, 57980), (6913, 50180), (8060, 43039), (10036, 34565), (11596, 29915), (11966, 28990), (12545, 27652), (13826, 25090), (14495, 23932)]