28038039960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33378619}}^1$

素因数の和:33378640

約数の個数: 64

約数和(自身を含む): 96130425600

約数和(自身を除く): 68092385640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33378619, 66757238, 100135857, 133514476, 166893095, 200271714, 233650333, 267028952, 333786190, 400543428, 467300666, 500679285, 667572380, 700950999, 801086856, 934601332, 1001358570, 1168251665, 1335144760, 1401901998, 1869202664, 2002717140, 2336503330, 2803803996, 3504754995, 4005434280, 4673006660, 5607607992, 7009509990, 9346013320, 14019019980, 28038039960]

約数ペア:

[(1, 28038039960), (2, 14019019980), (3, 9346013320), (4, 7009509990), (5, 5607607992), (6, 4673006660), (7, 4005434280), (8, 3504754995), (10, 2803803996), (12, 2336503330), (14, 2002717140), (15, 1869202664), (20, 1401901998), (21, 1335144760), (24, 1168251665), (28, 1001358570), (30, 934601332), (35, 801086856), (40, 700950999), (42, 667572380), (56, 500679285), (60, 467300666), (70, 400543428), (84, 333786190), (105, 267028952), (120, 233650333), (140, 200271714), (168, 166893095), (210, 133514476), (280, 100135857), (420, 66757238), (840, 33378619)]