393437520

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{26021}}^1$

素因数の和:26050

約数の個数: 160

約数和(自身を含む): 1548829440

約数和(自身を除く): 1155391920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 26021, 52042, 78063, 104084, 130105, 156126, 182147, 208168, 234189, 260210, 312252, 364294, 390315, 416336, 468378, 520420, 546441, 624504, 702567, 728588, 780630, 910735, 936756, 1040840, 1092882, 1170945, 1249008, 1405134, 1457176, 1561260, 1639323, 1821470, 1873512, 2081680, 2185764, 2341890, 2732205, 2810268, 2914352, 3122520, 3278646, 3512835, 3642940, 3747024, 4371528, 4683780, 4917969, 5464410, 5620536, 6245040, 6557292, 7025670, 7285880, 8196615, 8743056, 9367560, 9835938, 10928820, 11241072, 13114584, 14051340, 14571760, 16393230, 18735120, 19671876, 21857640, 24589845, 26229168, 28102680, 32786460, 39343752, 43715280, 49179690, 56205360, 65572920, 78687504, 98359380, 131145840, 196718760, 393437520]

約数ペア:

[(1, 393437520), (2, 196718760), (3, 131145840), (4, 98359380), (5, 78687504), (6, 65572920), (7, 56205360), (8, 49179690), (9, 43715280), (10, 39343752), (12, 32786460), (14, 28102680), (15, 26229168), (16, 24589845), (18, 21857640), (20, 19671876), (21, 18735120), (24, 16393230), (27, 14571760), (28, 14051340), (30, 13114584), (35, 11241072), (36, 10928820), (40, 9835938), (42, 9367560), (45, 8743056), (48, 8196615), (54, 7285880), (56, 7025670), (60, 6557292), (63, 6245040), (70, 5620536), (72, 5464410), (80, 4917969), (84, 4683780), (90, 4371528), (105, 3747024), (108, 3642940), (112, 3512835), (120, 3278646), (126, 3122520), (135, 2914352), (140, 2810268), (144, 2732205), (168, 2341890), (180, 2185764), (189, 2081680), (210, 1873512), (216, 1821470), (240, 1639323), (252, 1561260), (270, 1457176), (280, 1405134), (315, 1249008), (336, 1170945), (360, 1092882), (378, 1040840), (420, 936756), (432, 910735), (504, 780630), (540, 728588), (560, 702567), (630, 624504), (720, 546441), (756, 520420), (840, 468378), (945, 416336), (1008, 390315), (1080, 364294), (1260, 312252), (1512, 260210), (1680, 234189), (1890, 208168), (2160, 182147), (2520, 156126), (3024, 130105), (3780, 104084), (5040, 78063), (7560, 52042), (15120, 26021)]