20665591200

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{557}}^1\times {\mathrm{5153}}^1$

素因数の和:5736

約数の個数: 216

約数和(自身を含む): 73017037548

約数和(自身を除く): 52351446348

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 200, 225, 240, 288, 300, 360, 400, 450, 480, 557, 600, 720, 800, 900, 1114, 1200, 1440, 1671, 1800, 2228, 2400, 2785, 3342, 3600, 4456, 5013, 5153, 5570, 6684, 7200, 8355, 8912, 10026, 10306, 11140, 13368, 13925, 15459, 16710, 17824, 20052, 20612, 22280, 25065, 25765, 26736, 27850, 30918, 33420, 40104, 41224, 41775, 44560, 46377, 50130, 51530, 53472, 55700, 61836, 66840, 77295, 80208, 82448, 83550, 89120, 92754, 100260, 103060, 111400, 123672, 125325, 128825, 133680, 154590, 160416, 164896, 167100, 185508, 200520, 206120, 222800, 231885, 247344, 250650, 257650, 267360, 309180, 334200, 371016, 386475, 401040, 412240, 445600, 463770, 494688, 501300, 515300, 618360, 668400, 742032, 772950, 802080, 824480, 927540, 1002600, 1030600, 1159425, 1236720, 1336800, 1484064, 1545900, 1855080, 2005200, 2061200, 2318850, 2473440, 2870221, 3091800, 3710160, 4010400, 4122400, 4637700, 5740442, 6183600, 7420320, 8610663, 9275400, 11480884, 12367200, 14351105, 17221326, 18550800, 22961768, 25831989, 28702210, 34442652, 37101600, 43053315, 45923536, 51663978, 57404420, 68885304, 71755525, 86106630, 91847072, 103327956, 114808840, 129159945, 137770608, 143511050, 172213260, 206655912, 215266575, 229617680, 258319890, 275541216, 287022100, 344426520, 413311824, 430533150, 459235360, 516639780, 574044200, 645799725, 688853040, 826623648, 861066300, 1033279560, 1148088400, 1291599450, 1377706080, 1722132600, 2066559120, 2296176800, 2583198900, 3444265200, 4133118240, 5166397800, 6888530400, 10332795600, 20665591200]

約数ペア:

[(1, 20665591200), (2, 10332795600), (3, 6888530400), (4, 5166397800), (5, 4133118240), (6, 3444265200), (8, 2583198900), (9, 2296176800), (10, 2066559120), (12, 1722132600), (15, 1377706080), (16, 1291599450), (18, 1148088400), (20, 1033279560), (24, 861066300), (25, 826623648), (30, 688853040), (32, 645799725), (36, 574044200), (40, 516639780), (45, 459235360), (48, 430533150), (50, 413311824), (60, 344426520), (72, 287022100), (75, 275541216), (80, 258319890), (90, 229617680), (96, 215266575), (100, 206655912), (120, 172213260), (144, 143511050), (150, 137770608), (160, 129159945), (180, 114808840), (200, 103327956), (225, 91847072), (240, 86106630), (288, 71755525), (300, 68885304), (360, 57404420), (400, 51663978), (450, 45923536), (480, 43053315), (557, 37101600), (600, 34442652), (720, 28702210), (800, 25831989), (900, 22961768), (1114, 18550800), (1200, 17221326), (1440, 14351105), (1671, 12367200), (1800, 11480884), (2228, 9275400), (2400, 8610663), (2785, 7420320), (3342, 6183600), (3600, 5740442), (4456, 4637700), (5013, 4122400), (5153, 4010400), (5570, 3710160), (6684, 3091800), (7200, 2870221), (8355, 2473440), (8912, 2318850), (10026, 2061200), (10306, 2005200), (11140, 1855080), (13368, 1545900), (13925, 1484064), (15459, 1336800), (16710, 1236720), (17824, 1159425), (20052, 1030600), (20612, 1002600), (22280, 927540), (25065, 824480), (25765, 802080), (26736, 772950), (27850, 742032), (30918, 668400), (33420, 618360), (40104, 515300), (41224, 501300), (41775, 494688), (44560, 463770), (46377, 445600), (50130, 412240), (51530, 401040), (53472, 386475), (55700, 371016), (61836, 334200), (66840, 309180), (77295, 267360), (80208, 257650), (82448, 250650), (83550, 247344), (89120, 231885), (92754, 222800), (100260, 206120), (103060, 200520), (111400, 185508), (123672, 167100), (125325, 164896), (128825, 160416), (133680, 154590)]