121010240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1580

約数の個数: 112

約数和(自身を含む): 326867520

約数和(自身を除く): 205857280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1531, 1976, 2080, 2470, 3040, 3062, 3952, 4160, 4940, 6080, 6124, 7655, 7904, 9880, 12248, 15310, 15808, 19760, 19903, 24496, 29089, 30620, 39520, 39806, 48992, 58178, 61240, 79040, 79612, 97984, 99515, 116356, 122480, 145445, 159224, 199030, 232712, 244960, 290890, 318448, 378157, 398060, 465424, 489920, 581780, 636896, 756314, 796120, 930848, 1163560, 1273792, 1512628, 1592240, 1861696, 1890785, 2327120, 3025256, 3184480, 3781570, 4654240, 6050512, 6368960, 7563140, 9308480, 12101024, 15126280, 24202048, 30252560, 60505120, 121010240]

約数ペア:

[(1, 121010240), (2, 60505120), (4, 30252560), (5, 24202048), (8, 15126280), (10, 12101024), (13, 9308480), (16, 7563140), (19, 6368960), (20, 6050512), (26, 4654240), (32, 3781570), (38, 3184480), (40, 3025256), (52, 2327120), (64, 1890785), (65, 1861696), (76, 1592240), (80, 1512628), (95, 1273792), (104, 1163560), (130, 930848), (152, 796120), (160, 756314), (190, 636896), (208, 581780), (247, 489920), (260, 465424), (304, 398060), (320, 378157), (380, 318448), (416, 290890), (494, 244960), (520, 232712), (608, 199030), (760, 159224), (832, 145445), (988, 122480), (1040, 116356), (1216, 99515), (1235, 97984), (1520, 79612), (1531, 79040), (1976, 61240), (2080, 58178), (2470, 48992), (3040, 39806), (3062, 39520), (3952, 30620), (4160, 29089), (4940, 24496), (6080, 19903), (6124, 19760), (7655, 15808), (7904, 15310), (9880, 12248)]