154117120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 88

約数和(自身を含む): 382019328

約数和(自身を除く): 227902208

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, 971, 992, 1024, 1240, 1280, 1942, 1984, 2480, 2560, 3884, 3968, 4855, 4960, 5120, 7768, 7936, 9710, 9920, 15536, 15872, 19420, 19840, 30101, 31072, 31744, 38840, 39680, 60202, 62144, 77680, 79360, 120404, 124288, 150505, 155360, 158720, 240808, 248576, 301010, 310720, 481616, 497152, 602020, 621440, 963232, 994304, 1204040, 1242880, 1926464, 2408080, 2485760, 3852928, 4816160, 4971520, 7705856, 9632320, 15411712, 19264640, 30823424, 38529280, 77058560, 154117120]

約数ペア:

[(1, 154117120), (2, 77058560), (4, 38529280), (5, 30823424), (8, 19264640), (10, 15411712), (16, 9632320), (20, 7705856), (31, 4971520), (32, 4816160), (40, 3852928), (62, 2485760), (64, 2408080), (80, 1926464), (124, 1242880), (128, 1204040), (155, 994304), (160, 963232), (248, 621440), (256, 602020), (310, 497152), (320, 481616), (496, 310720), (512, 301010), (620, 248576), (640, 240808), (971, 158720), (992, 155360), (1024, 150505), (1240, 124288), (1280, 120404), (1942, 79360), (1984, 77680), (2480, 62144), (2560, 60202), (3884, 39680), (3968, 38840), (4855, 31744), (4960, 31072), (5120, 30101), (7768, 19840), (7936, 19420), (9710, 15872), (9920, 15536)]