221583040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3191}}^1$

素因数の和:3246

約数の個数: 112

約数和(自身を含む): 622669824

約数和(自身を除く): 401086784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3191, 3472, 4340, 4960, 6382, 6944, 8680, 9920, 12764, 13888, 15955, 17360, 22337, 25528, 31910, 34720, 44674, 51056, 63820, 69440, 89348, 98921, 102112, 111685, 127640, 178696, 197842, 204224, 223370, 255280, 357392, 395684, 446740, 494605, 510560, 692447, 714784, 791368, 893480, 989210, 1021120, 1384894, 1429568, 1582736, 1786960, 1978420, 2769788, 3165472, 3462235, 3573920, 3956840, 5539576, 6330944, 6924470, 7147840, 7913680, 11079152, 13848940, 15827360, 22158304, 27697880, 31654720, 44316608, 55395760, 110791520, 221583040]

約数ペア:

[(1, 221583040), (2, 110791520), (4, 55395760), (5, 44316608), (7, 31654720), (8, 27697880), (10, 22158304), (14, 15827360), (16, 13848940), (20, 11079152), (28, 7913680), (31, 7147840), (32, 6924470), (35, 6330944), (40, 5539576), (56, 3956840), (62, 3573920), (64, 3462235), (70, 3165472), (80, 2769788), (112, 1978420), (124, 1786960), (140, 1582736), (155, 1429568), (160, 1384894), (217, 1021120), (224, 989210), (248, 893480), (280, 791368), (310, 714784), (320, 692447), (434, 510560), (448, 494605), (496, 446740), (560, 395684), (620, 357392), (868, 255280), (992, 223370), (1085, 204224), (1120, 197842), (1240, 178696), (1736, 127640), (1984, 111685), (2170, 102112), (2240, 98921), (2480, 89348), (3191, 69440), (3472, 63820), (4340, 51056), (4960, 44674), (6382, 34720), (6944, 31910), (8680, 25528), (9920, 22337), (12764, 17360), (13888, 15955)]