148958720

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1877}}^1$

素因数の和:1931

約数の個数: 80

約数和(自身を含む): 368869248

約数和(自身を除く): 219910528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1877, 1984, 2480, 2560, 3754, 3968, 4960, 7508, 7936, 9385, 9920, 15016, 15872, 18770, 19840, 30032, 37540, 39680, 58187, 60064, 75080, 79360, 116374, 120128, 150160, 232748, 240256, 290935, 300320, 465496, 480512, 581870, 600640, 930992, 961024, 1163740, 1201280, 1861984, 2327480, 2402560, 3723968, 4654960, 4805120, 7447936, 9309920, 14895872, 18619840, 29791744, 37239680, 74479360, 148958720]

約数ペア:

[(1, 148958720), (2, 74479360), (4, 37239680), (5, 29791744), (8, 18619840), (10, 14895872), (16, 9309920), (20, 7447936), (31, 4805120), (32, 4654960), (40, 3723968), (62, 2402560), (64, 2327480), (80, 1861984), (124, 1201280), (128, 1163740), (155, 961024), (160, 930992), (248, 600640), (256, 581870), (310, 480512), (320, 465496), (496, 300320), (512, 290935), (620, 240256), (640, 232748), (992, 150160), (1240, 120128), (1280, 116374), (1877, 79360), (1984, 75080), (2480, 60064), (2560, 58187), (3754, 39680), (3968, 37540), (4960, 30032), (7508, 19840), (7936, 18770), (9385, 15872), (9920, 15016)]