389865528960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{203054963}}^1$

素因数の和:203054985

約数の個数: 64

約数和(自身を含む): 1242696379680

約数和(自身を除く): 852830850720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 203054963, 406109926, 609164889, 812219852, 1015274815, 1218329778, 1624439704, 2030549630, 2436659556, 3045824445, 3248879408, 4061099260, 4873319112, 6091648890, 6497758816, 8122198520, 9746638224, 12183297780, 12995517632, 16244397040, 19493276448, 24366595560, 25991035264, 32488794080, 38986552896, 48733191120, 64977588160, 77973105792, 97466382240, 129955176320, 194932764480, 389865528960]

約数ペア:

[(1, 389865528960), (2, 194932764480), (3, 129955176320), (4, 97466382240), (5, 77973105792), (6, 64977588160), (8, 48733191120), (10, 38986552896), (12, 32488794080), (15, 25991035264), (16, 24366595560), (20, 19493276448), (24, 16244397040), (30, 12995517632), (32, 12183297780), (40, 9746638224), (48, 8122198520), (60, 6497758816), (64, 6091648890), (80, 4873319112), (96, 4061099260), (120, 3248879408), (128, 3045824445), (160, 2436659556), (192, 2030549630), (240, 1624439704), (320, 1218329778), (384, 1015274815), (480, 812219852), (640, 609164889), (960, 406109926), (1920, 203054963)]