220209704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 524361600

約数和(自身を除く): 304151896

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 67, 68, 88, 104, 134, 136, 143, 169, 187, 221, 268, 286, 338, 374, 442, 536, 572, 676, 737, 748, 871, 884, 1139, 1144, 1352, 1474, 1496, 1742, 1768, 1859, 2197, 2278, 2431, 2873, 2948, 3484, 3718, 4394, 4556, 4862, 5746, 5896, 6968, 7436, 8788, 9112, 9581, 9724, 11323, 11492, 12529, 14807, 14872, 17576, 19162, 19448, 22646, 22984, 24167, 25058, 29614, 31603, 37349, 38324, 45292, 48334, 50116, 59228, 63206, 74698, 76648, 90584, 96668, 100232, 118456, 124553, 126412, 147199, 149396, 162877, 192491, 193336, 249106, 252824, 294398, 298792, 325754, 384982, 410839, 498212, 588796, 651508, 769964, 821678, 996424, 1177592, 1303016, 1539928, 1619189, 1643356, 2117401, 2502383, 3238378, 3286712, 4234802, 5004766, 6476756, 8469604, 10009532, 12953512, 16939208, 20019064, 27526213, 55052426, 110104852, 220209704]

約数ペア:

[(1, 220209704), (2, 110104852), (4, 55052426), (8, 27526213), (11, 20019064), (13, 16939208), (17, 12953512), (22, 10009532), (26, 8469604), (34, 6476756), (44, 5004766), (52, 4234802), (67, 3286712), (68, 3238378), (88, 2502383), (104, 2117401), (134, 1643356), (136, 1619189), (143, 1539928), (169, 1303016), (187, 1177592), (221, 996424), (268, 821678), (286, 769964), (338, 651508), (374, 588796), (442, 498212), (536, 410839), (572, 384982), (676, 325754), (737, 298792), (748, 294398), (871, 252824), (884, 249106), (1139, 193336), (1144, 192491), (1352, 162877), (1474, 149396), (1496, 147199), (1742, 126412), (1768, 124553), (1859, 118456), (2197, 100232), (2278, 96668), (2431, 90584), (2873, 76648), (2948, 74698), (3484, 63206), (3718, 59228), (4394, 50116), (4556, 48334), (4862, 45292), (5746, 38324), (5896, 37349), (6968, 31603), (7436, 29614), (8788, 25058), (9112, 24167), (9581, 22984), (9724, 22646), (11323, 19448), (11492, 19162), (12529, 17576), (14807, 14872)]