65555280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13007}}^1$

素因数の和:13033

約数の個数: 120

約数和(自身を含む): 251626752

約数和(自身を除く): 186071472

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, 13007, 26014, 39021, 52028, 65035, 78042, 91049, 104056, 117063, 130070, 156084, 182098, 195105, 208112, 234126, 260140, 273147, 312168, 364196, 390210, 455245, 468252, 520280, 546294, 585315, 624336, 728392, 780420, 819441, 910490, 936504, 1040560, 1092588, 1170630, 1365735, 1456784, 1560840, 1638882, 1820980, 1873008, 2185176, 2341260, 2731470, 3121680, 3277764, 3641960, 4097205, 4370352, 4682520, 5462940, 6555528, 7283920, 8194410, 9365040, 10925880, 13111056, 16388820, 21851760, 32777640, 65555280]

約数ペア:

[(1, 65555280), (2, 32777640), (3, 21851760), (4, 16388820), (5, 13111056), (6, 10925880), (7, 9365040), (8, 8194410), (9, 7283920), (10, 6555528), (12, 5462940), (14, 4682520), (15, 4370352), (16, 4097205), (18, 3641960), (20, 3277764), (21, 3121680), (24, 2731470), (28, 2341260), (30, 2185176), (35, 1873008), (36, 1820980), (40, 1638882), (42, 1560840), (45, 1456784), (48, 1365735), (56, 1170630), (60, 1092588), (63, 1040560), (70, 936504), (72, 910490), (80, 819441), (84, 780420), (90, 728392), (105, 624336), (112, 585315), (120, 546294), (126, 520280), (140, 468252), (144, 455245), (168, 390210), (180, 364196), (210, 312168), (240, 273147), (252, 260140), (280, 234126), (315, 208112), (336, 195105), (360, 182098), (420, 156084), (504, 130070), (560, 117063), (630, 104056), (720, 91049), (840, 78042), (1008, 65035), (1260, 52028), (1680, 39021), (2520, 26014), (5040, 13007)]