259397880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16253}}^1$

素因数の和:16293

約数の個数: 128

約数和(自身を含む): 936230400

約数和(自身を除く): 676832520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 16253, 32506, 48759, 65012, 81265, 97518, 113771, 130024, 162530, 195036, 227542, 243795, 308807, 325060, 341313, 390072, 455084, 487590, 568855, 617614, 650120, 682626, 910168, 926421, 975180, 1137710, 1235228, 1365252, 1544035, 1706565, 1852842, 1950360, 2161649, 2275420, 2470456, 2730504, 3088070, 3413130, 3705684, 4323298, 4550840, 4632105, 6176140, 6484947, 6826260, 7411368, 8646596, 9264210, 10808245, 12352280, 12969894, 13652520, 17293192, 18528420, 21616490, 25939788, 32424735, 37056840, 43232980, 51879576, 64849470, 86465960, 129698940, 259397880]

約数ペア:

[(1, 259397880), (2, 129698940), (3, 86465960), (4, 64849470), (5, 51879576), (6, 43232980), (7, 37056840), (8, 32424735), (10, 25939788), (12, 21616490), (14, 18528420), (15, 17293192), (19, 13652520), (20, 12969894), (21, 12352280), (24, 10808245), (28, 9264210), (30, 8646596), (35, 7411368), (38, 6826260), (40, 6484947), (42, 6176140), (56, 4632105), (57, 4550840), (60, 4323298), (70, 3705684), (76, 3413130), (84, 3088070), (95, 2730504), (105, 2470456), (114, 2275420), (120, 2161649), (133, 1950360), (140, 1852842), (152, 1706565), (168, 1544035), (190, 1365252), (210, 1235228), (228, 1137710), (266, 975180), (280, 926421), (285, 910168), (380, 682626), (399, 650120), (420, 617614), (456, 568855), (532, 487590), (570, 455084), (665, 390072), (760, 341313), (798, 325060), (840, 308807), (1064, 243795), (1140, 227542), (1330, 195036), (1596, 162530), (1995, 130024), (2280, 113771), (2660, 97518), (3192, 81265), (3990, 65012), (5320, 48759), (7980, 32506), (15960, 16253)]