391957020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23929}}^1$

素因数の和:23964

約数の個数: 144

約数和(自身を含む): 1463367360

約数和(自身を除く): 1071410340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 23929, 47858, 71787, 95716, 119645, 143574, 167503, 215361, 239290, 287148, 311077, 335006, 358935, 430722, 478580, 502509, 622154, 670012, 717870, 837515, 861444, 933231, 1005018, 1076805, 1244308, 1435740, 1507527, 1555385, 1675030, 1866462, 2010036, 2153610, 2177539, 2512545, 2799693, 3015054, 3110770, 3350060, 3732924, 4307220, 4355078, 4666155, 5025090, 5599386, 6030108, 6221540, 6532617, 7537635, 8710156, 9332310, 10050180, 10887695, 11198772, 13065234, 13998465, 15075270, 18664620, 19597851, 21775390, 26130468, 27996930, 30150540, 32663085, 39195702, 43550780, 55993860, 65326170, 78391404, 97989255, 130652340, 195978510, 391957020]

約数ペア:

[(1, 391957020), (2, 195978510), (3, 130652340), (4, 97989255), (5, 78391404), (6, 65326170), (7, 55993860), (9, 43550780), (10, 39195702), (12, 32663085), (13, 30150540), (14, 27996930), (15, 26130468), (18, 21775390), (20, 19597851), (21, 18664620), (26, 15075270), (28, 13998465), (30, 13065234), (35, 11198772), (36, 10887695), (39, 10050180), (42, 9332310), (45, 8710156), (52, 7537635), (60, 6532617), (63, 6221540), (65, 6030108), (70, 5599386), (78, 5025090), (84, 4666155), (90, 4355078), (91, 4307220), (105, 3732924), (117, 3350060), (126, 3110770), (130, 3015054), (140, 2799693), (156, 2512545), (180, 2177539), (182, 2153610), (195, 2010036), (210, 1866462), (234, 1675030), (252, 1555385), (260, 1507527), (273, 1435740), (315, 1244308), (364, 1076805), (390, 1005018), (420, 933231), (455, 861444), (468, 837515), (546, 717870), (585, 670012), (630, 622154), (780, 502509), (819, 478580), (910, 430722), (1092, 358935), (1170, 335006), (1260, 311077), (1365, 287148), (1638, 239290), (1820, 215361), (2340, 167503), (2730, 143574), (3276, 119645), (4095, 95716), (5460, 71787), (8190, 47858), (16380, 23929)]