28949200

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 120

約数和(自身を含む): 81492800

約数和(自身を除く): 52543600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 211, 245, 280, 343, 350, 392, 400, 422, 490, 560, 686, 700, 784, 844, 980, 1055, 1225, 1372, 1400, 1477, 1688, 1715, 1960, 2110, 2450, 2744, 2800, 2954, 3376, 3430, 3920, 4220, 4900, 5275, 5488, 5908, 6860, 7385, 8440, 8575, 9800, 10339, 10550, 11816, 13720, 14770, 16880, 17150, 19600, 20678, 21100, 23632, 27440, 29540, 34300, 36925, 41356, 42200, 51695, 59080, 68600, 72373, 73850, 82712, 84400, 103390, 118160, 137200, 144746, 147700, 165424, 206780, 258475, 289492, 295400, 361865, 413560, 516950, 578984, 590800, 723730, 827120, 1033900, 1157968, 1447460, 1809325, 2067800, 2894920, 3618650, 4135600, 5789840, 7237300, 14474600, 28949200]

約数ペア:

[(1, 28949200), (2, 14474600), (4, 7237300), (5, 5789840), (7, 4135600), (8, 3618650), (10, 2894920), (14, 2067800), (16, 1809325), (20, 1447460), (25, 1157968), (28, 1033900), (35, 827120), (40, 723730), (49, 590800), (50, 578984), (56, 516950), (70, 413560), (80, 361865), (98, 295400), (100, 289492), (112, 258475), (140, 206780), (175, 165424), (196, 147700), (200, 144746), (211, 137200), (245, 118160), (280, 103390), (343, 84400), (350, 82712), (392, 73850), (400, 72373), (422, 68600), (490, 59080), (560, 51695), (686, 42200), (700, 41356), (784, 36925), (844, 34300), (980, 29540), (1055, 27440), (1225, 23632), (1372, 21100), (1400, 20678), (1477, 19600), (1688, 17150), (1715, 16880), (1960, 14770), (2110, 13720), (2450, 11816), (2744, 10550), (2800, 10339), (2954, 9800), (3376, 8575), (3430, 8440), (3920, 7385), (4220, 6860), (4900, 5908), (5275, 5488)]