55318500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:691

約数の個数: 144

約数和(自身を含む): 183980160

約数和(自身を除く): 128661660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 125, 150, 171, 180, 190, 225, 228, 250, 285, 300, 342, 375, 380, 450, 475, 500, 570, 647, 684, 750, 855, 900, 950, 1125, 1140, 1294, 1425, 1500, 1710, 1900, 1941, 2250, 2375, 2588, 2850, 3235, 3420, 3882, 4275, 4500, 4750, 5700, 5823, 6470, 7125, 7764, 8550, 9500, 9705, 11646, 12293, 12940, 14250, 16175, 17100, 19410, 21375, 23292, 24586, 28500, 29115, 32350, 36879, 38820, 42750, 48525, 49172, 58230, 61465, 64700, 73758, 80875, 85500, 97050, 110637, 116460, 122930, 145575, 147516, 161750, 184395, 194100, 221274, 242625, 245860, 291150, 307325, 323500, 368790, 442548, 485250, 553185, 582300, 614650, 727875, 737580, 921975, 970500, 1106370, 1229300, 1455750, 1536625, 1843950, 2212740, 2765925, 2911500, 3073250, 3687900, 4609875, 5531850, 6146500, 9219750, 11063700, 13829625, 18439500, 27659250, 55318500]

約数ペア:

[(1, 55318500), (2, 27659250), (3, 18439500), (4, 13829625), (5, 11063700), (6, 9219750), (9, 6146500), (10, 5531850), (12, 4609875), (15, 3687900), (18, 3073250), (19, 2911500), (20, 2765925), (25, 2212740), (30, 1843950), (36, 1536625), (38, 1455750), (45, 1229300), (50, 1106370), (57, 970500), (60, 921975), (75, 737580), (76, 727875), (90, 614650), (95, 582300), (100, 553185), (114, 485250), (125, 442548), (150, 368790), (171, 323500), (180, 307325), (190, 291150), (225, 245860), (228, 242625), (250, 221274), (285, 194100), (300, 184395), (342, 161750), (375, 147516), (380, 145575), (450, 122930), (475, 116460), (500, 110637), (570, 97050), (647, 85500), (684, 80875), (750, 73758), (855, 64700), (900, 61465), (950, 58230), (1125, 49172), (1140, 48525), (1294, 42750), (1425, 38820), (1500, 36879), (1710, 32350), (1900, 29115), (1941, 28500), (2250, 24586), (2375, 23292), (2588, 21375), (2850, 19410), (3235, 17100), (3420, 16175), (3882, 14250), (4275, 12940), (4500, 12293), (4750, 11646), (5700, 9705), (5823, 9500), (6470, 8550), (7125, 7764)]