7890120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 30551040

約数和(自身を除く): 22660920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 101, 105, 120, 124, 126, 140, 155, 168, 180, 186, 202, 210, 217, 248, 252, 279, 280, 303, 310, 315, 360, 372, 404, 420, 434, 465, 504, 505, 558, 606, 620, 630, 651, 707, 744, 808, 840, 868, 909, 930, 1010, 1085, 1116, 1212, 1240, 1260, 1302, 1395, 1414, 1515, 1736, 1818, 1860, 1953, 2020, 2121, 2170, 2232, 2424, 2520, 2604, 2790, 2828, 3030, 3131, 3255, 3535, 3636, 3720, 3906, 4040, 4242, 4340, 4545, 5208, 5580, 5656, 6060, 6262, 6363, 6510, 7070, 7272, 7812, 8484, 8680, 9090, 9393, 9765, 10605, 11160, 12120, 12524, 12726, 13020, 14140, 15624, 15655, 16968, 18180, 18786, 19530, 21210, 21917, 25048, 25452, 26040, 28179, 28280, 31310, 31815, 36360, 37572, 39060, 42420, 43834, 46965, 50904, 56358, 62620, 63630, 65751, 75144, 78120, 84840, 87668, 93930, 109585, 112716, 125240, 127260, 131502, 140895, 175336, 187860, 197253, 219170, 225432, 254520, 263004, 281790, 328755, 375720, 394506, 438340, 526008, 563580, 657510, 789012, 876680, 986265, 1127160, 1315020, 1578024, 1972530, 2630040, 3945060, 7890120]

約数ペア:

[(1, 7890120), (2, 3945060), (3, 2630040), (4, 1972530), (5, 1578024), (6, 1315020), (7, 1127160), (8, 986265), (9, 876680), (10, 789012), (12, 657510), (14, 563580), (15, 526008), (18, 438340), (20, 394506), (21, 375720), (24, 328755), (28, 281790), (30, 263004), (31, 254520), (35, 225432), (36, 219170), (40, 197253), (42, 187860), (45, 175336), (56, 140895), (60, 131502), (62, 127260), (63, 125240), (70, 112716), (72, 109585), (84, 93930), (90, 87668), (93, 84840), (101, 78120), (105, 75144), (120, 65751), (124, 63630), (126, 62620), (140, 56358), (155, 50904), (168, 46965), (180, 43834), (186, 42420), (202, 39060), (210, 37572), (217, 36360), (248, 31815), (252, 31310), (279, 28280), (280, 28179), (303, 26040), (310, 25452), (315, 25048), (360, 21917), (372, 21210), (404, 19530), (420, 18786), (434, 18180), (465, 16968), (504, 15655), (505, 15624), (558, 14140), (606, 13020), (620, 12726), (630, 12524), (651, 12120), (707, 11160), (744, 10605), (808, 9765), (840, 9393), (868, 9090), (909, 8680), (930, 8484), (1010, 7812), (1085, 7272), (1116, 7070), (1212, 6510), (1240, 6363), (1260, 6262), (1302, 6060), (1395, 5656), (1414, 5580), (1515, 5208), (1736, 4545), (1818, 4340), (1860, 4242), (1953, 4040), (2020, 3906), (2121, 3720), (2170, 3636), (2232, 3535), (2424, 3255), (2520, 3131), (2604, 3030), (2790, 2828)]