290677800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{9887}}^1$

素因数の和:9920

約数の個数: 144

約数和(自身を含む): 1048325760

約数和(自身を除く): 757647960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2940, 3675, 4200, 4900, 5880, 7350, 9800, 9887, 14700, 19774, 29400, 29661, 39548, 49435, 59322, 69209, 79096, 98870, 118644, 138418, 148305, 197740, 207627, 237288, 247175, 276836, 296610, 346045, 395480, 415254, 484463, 494350, 553672, 593220, 692090, 741525, 830508, 968926, 988700, 1038135, 1186440, 1384180, 1453389, 1483050, 1661016, 1730225, 1937852, 1977400, 2076270, 2422315, 2768360, 2906778, 2966100, 3460450, 3875704, 4152540, 4844630, 5190675, 5813556, 5932200, 6920900, 7266945, 8305080, 9689260, 10381350, 11627112, 12111575, 13841800, 14533890, 19378520, 20762700, 24223150, 29067780, 36334725, 41525400, 48446300, 58135560, 72669450, 96892600, 145338900, 290677800]

約数ペア:

[(1, 290677800), (2, 145338900), (3, 96892600), (4, 72669450), (5, 58135560), (6, 48446300), (7, 41525400), (8, 36334725), (10, 29067780), (12, 24223150), (14, 20762700), (15, 19378520), (20, 14533890), (21, 13841800), (24, 12111575), (25, 11627112), (28, 10381350), (30, 9689260), (35, 8305080), (40, 7266945), (42, 6920900), (49, 5932200), (50, 5813556), (56, 5190675), (60, 4844630), (70, 4152540), (75, 3875704), (84, 3460450), (98, 2966100), (100, 2906778), (105, 2768360), (120, 2422315), (140, 2076270), (147, 1977400), (150, 1937852), (168, 1730225), (175, 1661016), (196, 1483050), (200, 1453389), (210, 1384180), (245, 1186440), (280, 1038135), (294, 988700), (300, 968926), (350, 830508), (392, 741525), (420, 692090), (490, 593220), (525, 553672), (588, 494350), (600, 484463), (700, 415254), (735, 395480), (840, 346045), (980, 296610), (1050, 276836), (1176, 247175), (1225, 237288), (1400, 207627), (1470, 197740), (1960, 148305), (2100, 138418), (2450, 118644), (2940, 98870), (3675, 79096), (4200, 69209), (4900, 59322), (5880, 49435), (7350, 39548), (9800, 29661), (9887, 29400), (14700, 19774)]