8904420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 31868928

約数和(自身を除く): 22964508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 191, 210, 222, 252, 259, 315, 333, 370, 382, 420, 444, 518, 555, 573, 630, 666, 740, 764, 777, 955, 1036, 1110, 1146, 1260, 1295, 1332, 1337, 1554, 1665, 1719, 1910, 2220, 2292, 2331, 2590, 2674, 2865, 3108, 3330, 3438, 3820, 3885, 4011, 4662, 5180, 5348, 5730, 6660, 6685, 6876, 7067, 7770, 8022, 8595, 9324, 11460, 11655, 12033, 13370, 14134, 15540, 16044, 17190, 20055, 21201, 23310, 24066, 26740, 28268, 34380, 35335, 40110, 42402, 46620, 48132, 49469, 60165, 63603, 70670, 80220, 84804, 98938, 106005, 120330, 127206, 141340, 148407, 197876, 212010, 240660, 247345, 254412, 296814, 318015, 424020, 445221, 494690, 593628, 636030, 742035, 890442, 989380, 1272060, 1484070, 1780884, 2226105, 2968140, 4452210, 8904420]

約数ペア:

[(1, 8904420), (2, 4452210), (3, 2968140), (4, 2226105), (5, 1780884), (6, 1484070), (7, 1272060), (9, 989380), (10, 890442), (12, 742035), (14, 636030), (15, 593628), (18, 494690), (20, 445221), (21, 424020), (28, 318015), (30, 296814), (35, 254412), (36, 247345), (37, 240660), (42, 212010), (45, 197876), (60, 148407), (63, 141340), (70, 127206), (74, 120330), (84, 106005), (90, 98938), (105, 84804), (111, 80220), (126, 70670), (140, 63603), (148, 60165), (180, 49469), (185, 48132), (191, 46620), (210, 42402), (222, 40110), (252, 35335), (259, 34380), (315, 28268), (333, 26740), (370, 24066), (382, 23310), (420, 21201), (444, 20055), (518, 17190), (555, 16044), (573, 15540), (630, 14134), (666, 13370), (740, 12033), (764, 11655), (777, 11460), (955, 9324), (1036, 8595), (1110, 8022), (1146, 7770), (1260, 7067), (1295, 6876), (1332, 6685), (1337, 6660), (1554, 5730), (1665, 5348), (1719, 5180), (1910, 4662), (2220, 4011), (2292, 3885), (2331, 3820), (2590, 3438), (2674, 3330), (2865, 3108)]