261165120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1669}}^1$

素因数の和:1852

約数の個数: 112

約数和(自身を含む): 834786240

約数和(自身を除く): 573621120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 163, 192, 240, 320, 326, 480, 489, 652, 815, 960, 978, 1304, 1630, 1669, 1956, 2445, 2608, 3260, 3338, 3912, 4890, 5007, 5216, 6520, 6676, 7824, 8345, 9780, 10014, 10432, 13040, 13352, 15648, 16690, 19560, 20028, 25035, 26080, 26704, 31296, 33380, 39120, 40056, 50070, 52160, 53408, 66760, 78240, 80112, 100140, 106816, 133520, 156480, 160224, 200280, 267040, 272047, 320448, 400560, 534080, 544094, 801120, 816141, 1088188, 1360235, 1602240, 1632282, 2176376, 2720470, 3264564, 4080705, 4352752, 5440940, 6529128, 8161410, 8705504, 10881880, 13058256, 16322820, 17411008, 21763760, 26116512, 32645640, 43527520, 52233024, 65291280, 87055040, 130582560, 261165120]

約数ペア:

[(1, 261165120), (2, 130582560), (3, 87055040), (4, 65291280), (5, 52233024), (6, 43527520), (8, 32645640), (10, 26116512), (12, 21763760), (15, 17411008), (16, 16322820), (20, 13058256), (24, 10881880), (30, 8705504), (32, 8161410), (40, 6529128), (48, 5440940), (60, 4352752), (64, 4080705), (80, 3264564), (96, 2720470), (120, 2176376), (160, 1632282), (163, 1602240), (192, 1360235), (240, 1088188), (320, 816141), (326, 801120), (480, 544094), (489, 534080), (652, 400560), (815, 320448), (960, 272047), (978, 267040), (1304, 200280), (1630, 160224), (1669, 156480), (1956, 133520), (2445, 106816), (2608, 100140), (3260, 80112), (3338, 78240), (3912, 66760), (4890, 53408), (5007, 52160), (5216, 50070), (6520, 40056), (6676, 39120), (7824, 33380), (8345, 31296), (9780, 26704), (10014, 26080), (10432, 25035), (13040, 20028), (13352, 19560), (15648, 16690)]