219712925320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25312549}}^1$

素因数の和:25312598

約数の個数: 64

約数和(自身を含む): 583201152000

約数和(自身を除く): 363488226680

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, 25312549, 50625098, 101250196, 126562745, 177187843, 202500392, 253125490, 354375686, 506250980, 708751372, 784689019, 885939215, 1012501960, 1417502744, 1569378038, 1771878430, 3138756076, 3543756860, 3923445095, 5492823133, 6277512152, 7087513720, 7846890190, 10985646266, 15693780380, 21971292532, 27464115665, 31387560760, 43942585064, 54928231330, 109856462660, 219712925320]

約数ペア:

[(1, 219712925320), (2, 109856462660), (4, 54928231330), (5, 43942585064), (7, 31387560760), (8, 27464115665), (10, 21971292532), (14, 15693780380), (20, 10985646266), (28, 7846890190), (31, 7087513720), (35, 6277512152), (40, 5492823133), (56, 3923445095), (62, 3543756860), (70, 3138756076), (124, 1771878430), (140, 1569378038), (155, 1417502744), (217, 1012501960), (248, 885939215), (280, 784689019), (310, 708751372), (434, 506250980), (620, 354375686), (868, 253125490), (1085, 202500392), (1240, 177187843), (1736, 126562745), (2170, 101250196), (4340, 50625098), (8680, 25312549)]