30644600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 85876200

約数和(自身を除く): 55231600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 53, 56, 59, 70, 98, 100, 106, 118, 140, 175, 196, 200, 212, 236, 245, 265, 280, 295, 350, 371, 392, 413, 424, 472, 490, 530, 590, 700, 742, 826, 980, 1060, 1180, 1225, 1325, 1400, 1475, 1484, 1652, 1855, 1960, 2065, 2120, 2360, 2450, 2597, 2650, 2891, 2950, 2968, 3127, 3304, 3710, 4130, 4900, 5194, 5300, 5782, 5900, 6254, 7420, 8260, 9275, 9800, 10325, 10388, 10600, 11564, 11800, 12508, 12985, 14455, 14840, 15635, 16520, 18550, 20650, 20776, 21889, 23128, 25016, 25970, 28910, 31270, 37100, 41300, 43778, 51940, 57820, 62540, 64925, 72275, 74200, 78175, 82600, 87556, 103880, 109445, 115640, 125080, 129850, 144550, 153223, 156350, 175112, 218890, 259700, 289100, 306446, 312700, 437780, 519400, 547225, 578200, 612892, 625400, 766115, 875560, 1094450, 1225784, 1532230, 2188900, 3064460, 3830575, 4377800, 6128920, 7661150, 15322300, 30644600]

約数ペア:

[(1, 30644600), (2, 15322300), (4, 7661150), (5, 6128920), (7, 4377800), (8, 3830575), (10, 3064460), (14, 2188900), (20, 1532230), (25, 1225784), (28, 1094450), (35, 875560), (40, 766115), (49, 625400), (50, 612892), (53, 578200), (56, 547225), (59, 519400), (70, 437780), (98, 312700), (100, 306446), (106, 289100), (118, 259700), (140, 218890), (175, 175112), (196, 156350), (200, 153223), (212, 144550), (236, 129850), (245, 125080), (265, 115640), (280, 109445), (295, 103880), (350, 87556), (371, 82600), (392, 78175), (413, 74200), (424, 72275), (472, 64925), (490, 62540), (530, 57820), (590, 51940), (700, 43778), (742, 41300), (826, 37100), (980, 31270), (1060, 28910), (1180, 25970), (1225, 25016), (1325, 23128), (1400, 21889), (1475, 20776), (1484, 20650), (1652, 18550), (1855, 16520), (1960, 15635), (2065, 14840), (2120, 14455), (2360, 12985), (2450, 12508), (2597, 11800), (2650, 11564), (2891, 10600), (2950, 10388), (2968, 10325), (3127, 9800), (3304, 9275), (3710, 8260), (4130, 7420), (4900, 6254), (5194, 5900), (5300, 5782)]