248937240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2663}}^1$

素因数の和:2737

約数の個数: 128

約数和(自身を含む): 805593600

約数和(自身を除く): 556656360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 57, 60, 76, 82, 95, 114, 120, 123, 152, 164, 190, 205, 228, 246, 285, 328, 380, 410, 456, 492, 570, 615, 760, 779, 820, 984, 1140, 1230, 1558, 1640, 2280, 2337, 2460, 2663, 3116, 3895, 4674, 4920, 5326, 6232, 7790, 7989, 9348, 10652, 11685, 13315, 15580, 15978, 18696, 21304, 23370, 26630, 31160, 31956, 39945, 46740, 50597, 53260, 63912, 79890, 93480, 101194, 106520, 109183, 151791, 159780, 202388, 218366, 252985, 303582, 319560, 327549, 404776, 436732, 505970, 545915, 607164, 655098, 758955, 873464, 1011940, 1091830, 1214328, 1310196, 1517910, 1637745, 2023880, 2074477, 2183660, 2620392, 3035820, 3275490, 4148954, 4367320, 6071640, 6223431, 6550980, 8297908, 10372385, 12446862, 13101960, 16595816, 20744770, 24893724, 31117155, 41489540, 49787448, 62234310, 82979080, 124468620, 248937240]

約数ペア:

[(1, 248937240), (2, 124468620), (3, 82979080), (4, 62234310), (5, 49787448), (6, 41489540), (8, 31117155), (10, 24893724), (12, 20744770), (15, 16595816), (19, 13101960), (20, 12446862), (24, 10372385), (30, 8297908), (38, 6550980), (40, 6223431), (41, 6071640), (57, 4367320), (60, 4148954), (76, 3275490), (82, 3035820), (95, 2620392), (114, 2183660), (120, 2074477), (123, 2023880), (152, 1637745), (164, 1517910), (190, 1310196), (205, 1214328), (228, 1091830), (246, 1011940), (285, 873464), (328, 758955), (380, 655098), (410, 607164), (456, 545915), (492, 505970), (570, 436732), (615, 404776), (760, 327549), (779, 319560), (820, 303582), (984, 252985), (1140, 218366), (1230, 202388), (1558, 159780), (1640, 151791), (2280, 109183), (2337, 106520), (2460, 101194), (2663, 93480), (3116, 79890), (3895, 63912), (4674, 53260), (4920, 50597), (5326, 46740), (6232, 39945), (7790, 31956), (7989, 31160), (9348, 26630), (10652, 23370), (11685, 21304), (13315, 18696), (15580, 15978)]