20171921040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{23021}}^1$

素因数の和:24257

約数の個数: 120

約数和(自身を含む): 67802644728

約数和(自身を除く): 47630723688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1217, 2434, 3651, 4868, 6085, 7302, 9736, 10953, 12170, 14604, 18255, 19472, 21906, 23021, 24340, 29208, 36510, 43812, 46042, 48680, 54765, 58416, 69063, 73020, 87624, 92084, 97360, 109530, 115105, 138126, 146040, 175248, 184168, 207189, 219060, 230210, 276252, 292080, 345315, 368336, 414378, 438120, 460420, 552504, 690630, 828756, 876240, 920840, 1035945, 1105008, 1381260, 1657512, 1841680, 2071890, 2762520, 3315024, 4143780, 5525040, 8287560, 16575120, 28016557, 56033114, 84049671, 112066228, 140082785, 168099342, 224132456, 252149013, 280165570, 336198684, 420248355, 448264912, 504298026, 560331140, 672397368, 840496710, 1008596052, 1120662280, 1260745065, 1344794736, 1680993420, 2017192104, 2241324560, 2521490130, 3361986840, 4034384208, 5042980260, 6723973680, 10085960520, 20171921040]

約数ペア:

[(1, 20171921040), (2, 10085960520), (3, 6723973680), (4, 5042980260), (5, 4034384208), (6, 3361986840), (8, 2521490130), (9, 2241324560), (10, 2017192104), (12, 1680993420), (15, 1344794736), (16, 1260745065), (18, 1120662280), (20, 1008596052), (24, 840496710), (30, 672397368), (36, 560331140), (40, 504298026), (45, 448264912), (48, 420248355), (60, 336198684), (72, 280165570), (80, 252149013), (90, 224132456), (120, 168099342), (144, 140082785), (180, 112066228), (240, 84049671), (360, 56033114), (720, 28016557), (1217, 16575120), (2434, 8287560), (3651, 5525040), (4868, 4143780), (6085, 3315024), (7302, 2762520), (9736, 2071890), (10953, 1841680), (12170, 1657512), (14604, 1381260), (18255, 1105008), (19472, 1035945), (21906, 920840), (23021, 876240), (24340, 828756), (29208, 690630), (36510, 552504), (43812, 460420), (46042, 438120), (48680, 414378), (54765, 368336), (58416, 345315), (69063, 292080), (73020, 276252), (87624, 230210), (92084, 219060), (97360, 207189), (109530, 184168), (115105, 175248), (138126, 146040)]