128343480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 408844800

約数和(自身を除く): 280501320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 181, 190, 228, 285, 311, 362, 380, 456, 543, 570, 622, 724, 760, 905, 933, 1086, 1140, 1244, 1448, 1555, 1810, 1866, 2172, 2280, 2488, 2715, 3110, 3439, 3620, 3732, 4344, 4665, 5430, 5909, 6220, 6878, 7240, 7464, 9330, 10317, 10860, 11818, 12440, 13756, 17195, 17727, 18660, 20634, 21720, 23636, 27512, 29545, 34390, 35454, 37320, 41268, 47272, 51585, 56291, 59090, 68780, 70908, 82536, 88635, 103170, 112582, 118180, 137560, 141816, 168873, 177270, 206340, 225164, 236360, 281455, 337746, 354540, 412680, 450328, 562910, 675492, 709080, 844365, 1069529, 1125820, 1350984, 1688730, 2139058, 2251640, 3208587, 3377460, 4278116, 5347645, 6417174, 6754920, 8556232, 10695290, 12834348, 16042935, 21390580, 25668696, 32085870, 42781160, 64171740, 128343480]

約数ペア:

[(1, 128343480), (2, 64171740), (3, 42781160), (4, 32085870), (5, 25668696), (6, 21390580), (8, 16042935), (10, 12834348), (12, 10695290), (15, 8556232), (19, 6754920), (20, 6417174), (24, 5347645), (30, 4278116), (38, 3377460), (40, 3208587), (57, 2251640), (60, 2139058), (76, 1688730), (95, 1350984), (114, 1125820), (120, 1069529), (152, 844365), (181, 709080), (190, 675492), (228, 562910), (285, 450328), (311, 412680), (362, 354540), (380, 337746), (456, 281455), (543, 236360), (570, 225164), (622, 206340), (724, 177270), (760, 168873), (905, 141816), (933, 137560), (1086, 118180), (1140, 112582), (1244, 103170), (1448, 88635), (1555, 82536), (1810, 70908), (1866, 68780), (2172, 59090), (2280, 56291), (2488, 51585), (2715, 47272), (3110, 41268), (3439, 37320), (3620, 35454), (3732, 34390), (4344, 29545), (4665, 27512), (5430, 23636), (5909, 21720), (6220, 20634), (6878, 18660), (7240, 17727), (7464, 17195), (9330, 13756), (10317, 12440), (10860, 11818)]