131145840

素因数分解:

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

素因数の和:26047

約数の個数: 120

約数和(自身を含む): 503369568

約数和(自身を除く): 372223728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 26021, 52042, 78063, 104084, 130105, 156126, 182147, 208168, 234189, 260210, 312252, 364294, 390315, 416336, 468378, 520420, 546441, 624504, 728588, 780630, 910735, 936756, 1040840, 1092882, 1170945, 1249008, 1457176, 1561260, 1639323, 1821470, 1873512, 2081680, 2185764, 2341890, 2732205, 2914352, 3122520, 3278646, 3642940, 3747024, 4371528, 4683780, 5464410, 6245040, 6557292, 7285880, 8196615, 8743056, 9367560, 10928820, 13114584, 14571760, 16393230, 18735120, 21857640, 26229168, 32786460, 43715280, 65572920, 131145840]

約数ペア:

[(1, 131145840), (2, 65572920), (3, 43715280), (4, 32786460), (5, 26229168), (6, 21857640), (7, 18735120), (8, 16393230), (9, 14571760), (10, 13114584), (12, 10928820), (14, 9367560), (15, 8743056), (16, 8196615), (18, 7285880), (20, 6557292), (21, 6245040), (24, 5464410), (28, 4683780), (30, 4371528), (35, 3747024), (36, 3642940), (40, 3278646), (42, 3122520), (45, 2914352), (48, 2732205), (56, 2341890), (60, 2185764), (63, 2081680), (70, 1873512), (72, 1821470), (80, 1639323), (84, 1561260), (90, 1457176), (105, 1249008), (112, 1170945), (120, 1092882), (126, 1040840), (140, 936756), (144, 910735), (168, 780630), (180, 728588), (210, 624504), (240, 546441), (252, 520420), (280, 468378), (315, 416336), (336, 390315), (360, 364294), (420, 312252), (504, 260210), (560, 234189), (630, 208168), (720, 182147), (840, 156126), (1008, 130105), (1260, 104084), (1680, 78063), (2520, 52042), (5040, 26021)]