221233920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3389}}^1$

素因数の和:3430

約数の個数: 144

約数和(自身を含む): 748349280

約数和(自身を除く): 527115360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3389, 3840, 4080, 4352, 5440, 6528, 6778, 8160, 10167, 10880, 13056, 13556, 16320, 16945, 20334, 21760, 27112, 32640, 33890, 40668, 50835, 54224, 57613, 65280, 67780, 81336, 101670, 108448, 115226, 135560, 162672, 172839, 203340, 216896, 230452, 271120, 288065, 325344, 345678, 406680, 433792, 460904, 542240, 576130, 650688, 691356, 813360, 864195, 867584, 921808, 1084480, 1152260, 1301376, 1382712, 1626720, 1728390, 1843616, 2168960, 2304520, 2602752, 2765424, 3253440, 3456780, 3687232, 4337920, 4609040, 5530848, 6506880, 6913560, 7374464, 9218080, 11061696, 13013760, 13827120, 14748928, 18436160, 22123392, 27654240, 36872320, 44246784, 55308480, 73744640, 110616960, 221233920]

約数ペア:

[(1, 221233920), (2, 110616960), (3, 73744640), (4, 55308480), (5, 44246784), (6, 36872320), (8, 27654240), (10, 22123392), (12, 18436160), (15, 14748928), (16, 13827120), (17, 13013760), (20, 11061696), (24, 9218080), (30, 7374464), (32, 6913560), (34, 6506880), (40, 5530848), (48, 4609040), (51, 4337920), (60, 3687232), (64, 3456780), (68, 3253440), (80, 2765424), (85, 2602752), (96, 2304520), (102, 2168960), (120, 1843616), (128, 1728390), (136, 1626720), (160, 1382712), (170, 1301376), (192, 1152260), (204, 1084480), (240, 921808), (255, 867584), (256, 864195), (272, 813360), (320, 691356), (340, 650688), (384, 576130), (408, 542240), (480, 460904), (510, 433792), (544, 406680), (640, 345678), (680, 325344), (768, 288065), (816, 271120), (960, 230452), (1020, 216896), (1088, 203340), (1280, 172839), (1360, 162672), (1632, 135560), (1920, 115226), (2040, 108448), (2176, 101670), (2720, 81336), (3264, 67780), (3389, 65280), (3840, 57613), (4080, 54224), (4352, 50835), (5440, 40668), (6528, 33890), (6778, 32640), (8160, 27112), (10167, 21760), (10880, 20334), (13056, 16945), (13556, 16320)]