397616640

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2251}}^1$

素因数の和:2300

約数の個数: 160

約数和(自身を含む): 1326986496

約数和(自身を除く): 929369856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 512, 552, 640, 690, 736, 768, 920, 960, 1104, 1280, 1380, 1472, 1536, 1840, 1920, 2208, 2251, 2560, 2760, 2944, 3680, 3840, 4416, 4502, 5520, 5888, 6753, 7360, 7680, 8832, 9004, 11040, 11255, 11776, 13506, 14720, 17664, 18008, 22080, 22510, 27012, 29440, 33765, 35328, 36016, 44160, 45020, 51773, 54024, 58880, 67530, 72032, 88320, 90040, 103546, 108048, 135060, 144064, 155319, 176640, 180080, 207092, 216096, 258865, 270120, 288128, 310638, 360160, 414184, 432192, 517730, 540240, 576256, 621276, 720320, 776595, 828368, 864384, 1035460, 1080480, 1152512, 1242552, 1440640, 1553190, 1656736, 1728768, 2070920, 2160960, 2485104, 2881280, 3106380, 3313472, 3457536, 4141840, 4321920, 4970208, 5762560, 6212760, 6626944, 8283680, 8643840, 9940416, 12425520, 13253888, 16567360, 17287680, 19880832, 24851040, 26507776, 33134720, 39761664, 49702080, 66269440, 79523328, 99404160, 132538880, 198808320, 397616640]

約数ペア:

[(1, 397616640), (2, 198808320), (3, 132538880), (4, 99404160), (5, 79523328), (6, 66269440), (8, 49702080), (10, 39761664), (12, 33134720), (15, 26507776), (16, 24851040), (20, 19880832), (23, 17287680), (24, 16567360), (30, 13253888), (32, 12425520), (40, 9940416), (46, 8643840), (48, 8283680), (60, 6626944), (64, 6212760), (69, 5762560), (80, 4970208), (92, 4321920), (96, 4141840), (115, 3457536), (120, 3313472), (128, 3106380), (138, 2881280), (160, 2485104), (184, 2160960), (192, 2070920), (230, 1728768), (240, 1656736), (256, 1553190), (276, 1440640), (320, 1242552), (345, 1152512), (368, 1080480), (384, 1035460), (460, 864384), (480, 828368), (512, 776595), (552, 720320), (640, 621276), (690, 576256), (736, 540240), (768, 517730), (920, 432192), (960, 414184), (1104, 360160), (1280, 310638), (1380, 288128), (1472, 270120), (1536, 258865), (1840, 216096), (1920, 207092), (2208, 180080), (2251, 176640), (2560, 155319), (2760, 144064), (2944, 135060), (3680, 108048), (3840, 103546), (4416, 90040), (4502, 88320), (5520, 72032), (5888, 67530), (6753, 58880), (7360, 54024), (7680, 51773), (8832, 45020), (9004, 44160), (11040, 36016), (11255, 35328), (11776, 33765), (13506, 29440), (14720, 27012), (17664, 22510), (18008, 22080)]