306985280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7213}}^1$

素因数の和:7256

約数の個数: 112

約数和(自身を含む): 879530880

約数和(自身を除く): 572545600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2660, 3040, 4256, 5320, 6080, 7213, 8512, 10640, 14426, 21280, 28852, 36065, 42560, 50491, 57704, 72130, 100982, 115408, 137047, 144260, 201964, 230816, 252455, 274094, 288520, 403928, 461632, 504910, 548188, 577040, 685235, 807856, 959329, 1009820, 1096376, 1154080, 1370470, 1615712, 1918658, 2019640, 2192752, 2308160, 2740940, 3231424, 3837316, 4039280, 4385504, 4796645, 5481880, 7674632, 8078560, 8771008, 9593290, 10963760, 15349264, 16157120, 19186580, 21927520, 30698528, 38373160, 43855040, 61397056, 76746320, 153492640, 306985280]

約数ペア:

[(1, 306985280), (2, 153492640), (4, 76746320), (5, 61397056), (7, 43855040), (8, 38373160), (10, 30698528), (14, 21927520), (16, 19186580), (19, 16157120), (20, 15349264), (28, 10963760), (32, 9593290), (35, 8771008), (38, 8078560), (40, 7674632), (56, 5481880), (64, 4796645), (70, 4385504), (76, 4039280), (80, 3837316), (95, 3231424), (112, 2740940), (133, 2308160), (140, 2192752), (152, 2019640), (160, 1918658), (190, 1615712), (224, 1370470), (266, 1154080), (280, 1096376), (304, 1009820), (320, 959329), (380, 807856), (448, 685235), (532, 577040), (560, 548188), (608, 504910), (665, 461632), (760, 403928), (1064, 288520), (1120, 274094), (1216, 252455), (1330, 230816), (1520, 201964), (2128, 144260), (2240, 137047), (2660, 115408), (3040, 100982), (4256, 72130), (5320, 57704), (6080, 50491), (7213, 42560), (8512, 36065), (10640, 28852), (14426, 21280)]