2011120920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{80963}}^1$

素因数の和:81006

約数の個数: 128

約数和(自身を含む): 6995289600

約数和(自身を除く): 4984168680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8280, 12420, 24840, 80963, 161926, 242889, 323852, 404815, 485778, 647704, 728667, 809630, 971556, 1214445, 1457334, 1619260, 1862149, 1943112, 2186001, 2428890, 2914668, 3238520, 3643335, 3724298, 4372002, 4857780, 5586447, 5829336, 7286670, 7448596, 8744004, 9310745, 9715560, 10930005, 11172894, 14573340, 14897192, 16759341, 17488008, 18621490, 21860010, 22345788, 27932235, 29146680, 33518682, 37242980, 43720020, 44691576, 50278023, 55864470, 67037364, 74485960, 83796705, 87440040, 100556046, 111728940, 134074728, 167593410, 201112092, 223457880, 251390115, 335186820, 402224184, 502780230, 670373640, 1005560460, 2011120920]

約数ペア:

[(1, 2011120920), (2, 1005560460), (3, 670373640), (4, 502780230), (5, 402224184), (6, 335186820), (8, 251390115), (9, 223457880), (10, 201112092), (12, 167593410), (15, 134074728), (18, 111728940), (20, 100556046), (23, 87440040), (24, 83796705), (27, 74485960), (30, 67037364), (36, 55864470), (40, 50278023), (45, 44691576), (46, 43720020), (54, 37242980), (60, 33518682), (69, 29146680), (72, 27932235), (90, 22345788), (92, 21860010), (108, 18621490), (115, 17488008), (120, 16759341), (135, 14897192), (138, 14573340), (180, 11172894), (184, 10930005), (207, 9715560), (216, 9310745), (230, 8744004), (270, 7448596), (276, 7286670), (345, 5829336), (360, 5586447), (414, 4857780), (460, 4372002), (540, 3724298), (552, 3643335), (621, 3238520), (690, 2914668), (828, 2428890), (920, 2186001), (1035, 1943112), (1080, 1862149), (1242, 1619260), (1380, 1457334), (1656, 1214445), (2070, 971556), (2484, 809630), (2760, 728667), (3105, 647704), (4140, 485778), (4968, 404815), (6210, 323852), (8280, 242889), (12420, 161926), (24840, 80963)]