151121920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 104

約数和(自身を含む): 372723264

約数和(自身を除く): 221601344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 157, 160, 188, 235, 256, 314, 320, 376, 470, 512, 628, 640, 752, 785, 940, 1024, 1256, 1280, 1504, 1570, 1880, 2048, 2512, 2560, 3008, 3140, 3760, 4096, 5024, 5120, 6016, 6280, 7379, 7520, 10048, 10240, 12032, 12560, 14758, 15040, 20096, 20480, 24064, 25120, 29516, 30080, 36895, 40192, 48128, 50240, 59032, 60160, 73790, 80384, 96256, 100480, 118064, 120320, 147580, 160768, 192512, 200960, 236128, 240640, 295160, 321536, 401920, 472256, 481280, 590320, 643072, 803840, 944512, 962560, 1180640, 1607680, 1889024, 2361280, 3215360, 3778048, 4722560, 7556096, 9445120, 15112192, 18890240, 30224384, 37780480, 75560960, 151121920]

約数ペア:

[(1, 151121920), (2, 75560960), (4, 37780480), (5, 30224384), (8, 18890240), (10, 15112192), (16, 9445120), (20, 7556096), (32, 4722560), (40, 3778048), (47, 3215360), (64, 2361280), (80, 1889024), (94, 1607680), (128, 1180640), (157, 962560), (160, 944512), (188, 803840), (235, 643072), (256, 590320), (314, 481280), (320, 472256), (376, 401920), (470, 321536), (512, 295160), (628, 240640), (640, 236128), (752, 200960), (785, 192512), (940, 160768), (1024, 147580), (1256, 120320), (1280, 118064), (1504, 100480), (1570, 96256), (1880, 80384), (2048, 73790), (2512, 60160), (2560, 59032), (3008, 50240), (3140, 48128), (3760, 40192), (4096, 36895), (5024, 30080), (5120, 29516), (6016, 25120), (6280, 24064), (7379, 20480), (7520, 20096), (10048, 15040), (10240, 14758), (12032, 12560)]