1567755980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:856

約数の個数: 144

約数和(自身を含む): 4090292640

約数和(自身を除く): 2522536660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 139, 140, 170, 196, 238, 245, 278, 340, 476, 490, 556, 595, 677, 695, 833, 973, 980, 1190, 1354, 1390, 1666, 1946, 2363, 2380, 2708, 2780, 3332, 3385, 3892, 4165, 4726, 4739, 4865, 6770, 6811, 8330, 9452, 9478, 9730, 11509, 11815, 13540, 13622, 16541, 16660, 18956, 19460, 23018, 23630, 23695, 27244, 33082, 33173, 34055, 46036, 47260, 47390, 57545, 66164, 66346, 68110, 80563, 82705, 94103, 94780, 115090, 115787, 132692, 136220, 161126, 165410, 165865, 188206, 230180, 231574, 322252, 330820, 331730, 376412, 402815, 463148, 470515, 563941, 578935, 658721, 663460, 805630, 941030, 1127882, 1157870, 1317442, 1599751, 1611260, 1882060, 2255764, 2315740, 2634884, 2819705, 3199502, 3293605, 4611047, 5639410, 6399004, 6587210, 7998755, 9222094, 11198257, 11278820, 13174420, 15997510, 18444188, 22396514, 23055235, 31995020, 44793028, 46110470, 55991285, 78387799, 92220940, 111982570, 156775598, 223965140, 313551196, 391938995, 783877990, 1567755980]

約数ペア:

[(1, 1567755980), (2, 783877990), (4, 391938995), (5, 313551196), (7, 223965140), (10, 156775598), (14, 111982570), (17, 92220940), (20, 78387799), (28, 55991285), (34, 46110470), (35, 44793028), (49, 31995020), (68, 23055235), (70, 22396514), (85, 18444188), (98, 15997510), (119, 13174420), (139, 11278820), (140, 11198257), (170, 9222094), (196, 7998755), (238, 6587210), (245, 6399004), (278, 5639410), (340, 4611047), (476, 3293605), (490, 3199502), (556, 2819705), (595, 2634884), (677, 2315740), (695, 2255764), (833, 1882060), (973, 1611260), (980, 1599751), (1190, 1317442), (1354, 1157870), (1390, 1127882), (1666, 941030), (1946, 805630), (2363, 663460), (2380, 658721), (2708, 578935), (2780, 563941), (3332, 470515), (3385, 463148), (3892, 402815), (4165, 376412), (4726, 331730), (4739, 330820), (4865, 322252), (6770, 231574), (6811, 230180), (8330, 188206), (9452, 165865), (9478, 165410), (9730, 161126), (11509, 136220), (11815, 132692), (13540, 115787), (13622, 115090), (16541, 94780), (16660, 94103), (18956, 82705), (19460, 80563), (23018, 68110), (23630, 66346), (23695, 66164), (27244, 57545), (33082, 47390), (33173, 47260), (34055, 46036)]