407639680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4789}}^1$

素因数の和:4834

約数の個数: 128

約数和(自身を含む): 1172592000

約数和(自身を除く): 764952320

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, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4789, 5320, 6080, 8512, 9578, 10640, 12160, 17024, 19156, 21280, 23945, 33523, 38312, 42560, 47890, 67046, 76624, 85120, 90991, 95780, 134092, 153248, 167615, 181982, 191560, 268184, 306496, 335230, 363964, 383120, 454955, 536368, 612992, 636937, 670460, 727928, 766240, 909910, 1072736, 1273874, 1340920, 1455856, 1532480, 1819820, 2145472, 2547748, 2681840, 2911712, 3064960, 3184685, 3639640, 4290944, 5095496, 5363680, 5823424, 6369370, 7279280, 10190992, 10727360, 11646848, 12738740, 14558560, 20381984, 21454720, 25477480, 29117120, 40763968, 50954960, 58234240, 81527936, 101909920, 203819840, 407639680]

約数ペア:

[(1, 407639680), (2, 203819840), (4, 101909920), (5, 81527936), (7, 58234240), (8, 50954960), (10, 40763968), (14, 29117120), (16, 25477480), (19, 21454720), (20, 20381984), (28, 14558560), (32, 12738740), (35, 11646848), (38, 10727360), (40, 10190992), (56, 7279280), (64, 6369370), (70, 5823424), (76, 5363680), (80, 5095496), (95, 4290944), (112, 3639640), (128, 3184685), (133, 3064960), (140, 2911712), (152, 2681840), (160, 2547748), (190, 2145472), (224, 1819820), (266, 1532480), (280, 1455856), (304, 1340920), (320, 1273874), (380, 1072736), (448, 909910), (532, 766240), (560, 727928), (608, 670460), (640, 636937), (665, 612992), (760, 536368), (896, 454955), (1064, 383120), (1120, 363964), (1216, 335230), (1330, 306496), (1520, 268184), (2128, 191560), (2240, 181982), (2432, 167615), (2660, 153248), (3040, 134092), (4256, 95780), (4480, 90991), (4789, 85120), (5320, 76624), (6080, 67046), (8512, 47890), (9578, 42560), (10640, 38312), (12160, 33523), (17024, 23945), (19156, 21280)]