447147720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 192

約数和(自身を含む): 1518566400

約数和(自身を除く): 1071418680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 103, 120, 124, 155, 180, 186, 206, 248, 279, 309, 310, 360, 372, 389, 412, 465, 515, 558, 618, 620, 744, 778, 824, 927, 930, 1030, 1116, 1167, 1236, 1240, 1395, 1545, 1556, 1854, 1860, 1945, 2060, 2232, 2334, 2472, 2790, 3090, 3112, 3193, 3501, 3708, 3720, 3890, 4120, 4635, 4668, 5580, 5835, 6180, 6386, 7002, 7416, 7780, 9270, 9336, 9579, 11160, 11670, 12059, 12360, 12772, 14004, 15560, 15965, 17505, 18540, 19158, 23340, 24118, 25544, 28008, 28737, 31930, 35010, 36177, 37080, 38316, 40067, 46680, 47895, 48236, 57474, 60295, 63860, 70020, 72354, 76632, 80134, 95790, 96472, 108531, 114948, 120201, 120590, 127720, 140040, 143685, 144708, 160268, 180885, 191580, 200335, 217062, 229896, 240402, 241180, 287370, 289416, 320536, 360603, 361770, 383160, 400670, 434124, 480804, 482360, 542655, 574740, 601005, 721206, 723540, 801340, 868248, 961608, 1085310, 1149480, 1202010, 1242077, 1442412, 1447080, 1602680, 1803015, 2170620, 2404020, 2484154, 2884824, 3606030, 3726231, 4341240, 4808040, 4968308, 6210385, 7212060, 7452462, 9936616, 11178693, 12420770, 14424120, 14904924, 18631155, 22357386, 24841540, 29809848, 37262310, 44714772, 49683080, 55893465, 74524620, 89429544, 111786930, 149049240, 223573860, 447147720]

約数ペア:

[(1, 447147720), (2, 223573860), (3, 149049240), (4, 111786930), (5, 89429544), (6, 74524620), (8, 55893465), (9, 49683080), (10, 44714772), (12, 37262310), (15, 29809848), (18, 24841540), (20, 22357386), (24, 18631155), (30, 14904924), (31, 14424120), (36, 12420770), (40, 11178693), (45, 9936616), (60, 7452462), (62, 7212060), (72, 6210385), (90, 4968308), (93, 4808040), (103, 4341240), (120, 3726231), (124, 3606030), (155, 2884824), (180, 2484154), (186, 2404020), (206, 2170620), (248, 1803015), (279, 1602680), (309, 1447080), (310, 1442412), (360, 1242077), (372, 1202010), (389, 1149480), (412, 1085310), (465, 961608), (515, 868248), (558, 801340), (618, 723540), (620, 721206), (744, 601005), (778, 574740), (824, 542655), (927, 482360), (930, 480804), (1030, 434124), (1116, 400670), (1167, 383160), (1236, 361770), (1240, 360603), (1395, 320536), (1545, 289416), (1556, 287370), (1854, 241180), (1860, 240402), (1945, 229896), (2060, 217062), (2232, 200335), (2334, 191580), (2472, 180885), (2790, 160268), (3090, 144708), (3112, 143685), (3193, 140040), (3501, 127720), (3708, 120590), (3720, 120201), (3890, 114948), (4120, 108531), (4635, 96472), (4668, 95790), (5580, 80134), (5835, 76632), (6180, 72354), (6386, 70020), (7002, 63860), (7416, 60295), (7780, 57474), (9270, 48236), (9336, 47895), (9579, 46680), (11160, 40067), (11670, 38316), (12059, 37080), (12360, 36177), (12772, 35010), (14004, 31930), (15560, 28737), (15965, 28008), (17505, 25544), (18540, 24118), (19158, 23340)]