163317825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 352834560

約数和(自身を除く): 189516735

約数列:

[1, 3, 5, 9, 11, 15, 19, 23, 25, 33, 45, 55, 57, 69, 75, 95, 99, 115, 151, 165, 171, 207, 209, 225, 253, 275, 285, 345, 437, 453, 475, 495, 575, 627, 755, 759, 825, 855, 1035, 1045, 1265, 1311, 1359, 1425, 1661, 1725, 1881, 2185, 2265, 2277, 2475, 2869, 3135, 3473, 3775, 3795, 3933, 4275, 4807, 4983, 5175, 5225, 6325, 6555, 6795, 8305, 8607, 9405, 10419, 10925, 11325, 11385, 14345, 14421, 14949, 15675, 17365, 18975, 19665, 24035, 24915, 25821, 31257, 31559, 32775, 33975, 38203, 41525, 43035, 43263, 47025, 52095, 56925, 65987, 71725, 72105, 74745, 86825, 94677, 98325, 114609, 120175, 124575, 129105, 156285, 157795, 191015, 197961, 215175, 216315, 260475, 284031, 329935, 343827, 360525, 373725, 473385, 573045, 593883, 645525, 725857, 781425, 788975, 955075, 989805, 1081575, 1420155, 1649675, 1719135, 2177571, 2366925, 2865225, 2969415, 3629285, 4949025, 6532713, 7100775, 8595675, 10887855, 14847075, 18146425, 32663565, 54439275, 163317825]

約数ペア:

[(1, 163317825), (3, 54439275), (5, 32663565), (9, 18146425), (11, 14847075), (15, 10887855), (19, 8595675), (23, 7100775), (25, 6532713), (33, 4949025), (45, 3629285), (55, 2969415), (57, 2865225), (69, 2366925), (75, 2177571), (95, 1719135), (99, 1649675), (115, 1420155), (151, 1081575), (165, 989805), (171, 955075), (207, 788975), (209, 781425), (225, 725857), (253, 645525), (275, 593883), (285, 573045), (345, 473385), (437, 373725), (453, 360525), (475, 343827), (495, 329935), (575, 284031), (627, 260475), (755, 216315), (759, 215175), (825, 197961), (855, 191015), (1035, 157795), (1045, 156285), (1265, 129105), (1311, 124575), (1359, 120175), (1425, 114609), (1661, 98325), (1725, 94677), (1881, 86825), (2185, 74745), (2265, 72105), (2277, 71725), (2475, 65987), (2869, 56925), (3135, 52095), (3473, 47025), (3775, 43263), (3795, 43035), (3933, 41525), (4275, 38203), (4807, 33975), (4983, 32775), (5175, 31559), (5225, 31257), (6325, 25821), (6555, 24915), (6795, 24035), (8305, 19665), (8607, 18975), (9405, 17365), (10419, 15675), (10925, 14949), (11325, 14421), (11385, 14345)]