183330280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21170

約数の個数: 64

約数和(自身を含む): 486650880

約数和(自身を除く): 303320600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 21121, 42242, 84484, 105605, 147847, 168968, 211210, 295694, 422420, 591388, 654751, 739235, 844840, 1182776, 1309502, 1478470, 2619004, 2956940, 3273755, 4583257, 5238008, 5913880, 6547510, 9166514, 13095020, 18333028, 22916285, 26190040, 36666056, 45832570, 91665140, 183330280]

約数ペア:

[(1, 183330280), (2, 91665140), (4, 45832570), (5, 36666056), (7, 26190040), (8, 22916285), (10, 18333028), (14, 13095020), (20, 9166514), (28, 6547510), (31, 5913880), (35, 5238008), (40, 4583257), (56, 3273755), (62, 2956940), (70, 2619004), (124, 1478470), (140, 1309502), (155, 1182776), (217, 844840), (248, 739235), (280, 654751), (310, 591388), (434, 422420), (620, 295694), (868, 211210), (1085, 168968), (1240, 147847), (1736, 105605), (2170, 84484), (4340, 42242), (8680, 21121)]