390877120

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1213}}^1$

素因数の和:1302

約数の個数: 112

約数和(自身を含む): 999073440

約数和(自身を除く): 608196320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 95, 106, 152, 160, 190, 212, 265, 304, 320, 380, 424, 530, 608, 760, 848, 1007, 1060, 1213, 1216, 1520, 1696, 2014, 2120, 2426, 3040, 3392, 4028, 4240, 4852, 5035, 6065, 6080, 8056, 8480, 9704, 10070, 12130, 16112, 16960, 19408, 20140, 23047, 24260, 32224, 38816, 40280, 46094, 48520, 64289, 64448, 77632, 80560, 92188, 97040, 115235, 128578, 161120, 184376, 194080, 230470, 257156, 321445, 322240, 368752, 388160, 460940, 514312, 642890, 737504, 921880, 1028624, 1221491, 1285780, 1475008, 1843760, 2057248, 2442982, 2571560, 3687520, 4114496, 4885964, 5143120, 6107455, 7375040, 9771928, 10286240, 12214910, 19543856, 20572480, 24429820, 39087712, 48859640, 78175424, 97719280, 195438560, 390877120]

約数ペア:

[(1, 390877120), (2, 195438560), (4, 97719280), (5, 78175424), (8, 48859640), (10, 39087712), (16, 24429820), (19, 20572480), (20, 19543856), (32, 12214910), (38, 10286240), (40, 9771928), (53, 7375040), (64, 6107455), (76, 5143120), (80, 4885964), (95, 4114496), (106, 3687520), (152, 2571560), (160, 2442982), (190, 2057248), (212, 1843760), (265, 1475008), (304, 1285780), (320, 1221491), (380, 1028624), (424, 921880), (530, 737504), (608, 642890), (760, 514312), (848, 460940), (1007, 388160), (1060, 368752), (1213, 322240), (1216, 321445), (1520, 257156), (1696, 230470), (2014, 194080), (2120, 184376), (2426, 161120), (3040, 128578), (3392, 115235), (4028, 97040), (4240, 92188), (4852, 80560), (5035, 77632), (6065, 64448), (6080, 64289), (8056, 48520), (8480, 46094), (9704, 40280), (10070, 38816), (12130, 32224), (16112, 24260), (16960, 23047), (19408, 20140)]