196821120

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4502

約数の個数: 128

約数和(自身を含む): 654791040

約数和(自身を除く): 457969920

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, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1840, 1920, 2208, 2760, 2944, 3680, 4416, 4457, 5520, 7360, 8832, 8914, 11040, 13371, 14720, 17828, 22080, 22285, 26742, 35656, 44160, 44570, 53484, 66855, 71312, 89140, 102511, 106968, 133710, 142624, 178280, 205022, 213936, 267420, 285248, 307533, 356560, 410044, 427872, 512555, 534840, 570496, 615066, 713120, 820088, 855744, 1025110, 1069680, 1230132, 1426240, 1537665, 1640176, 1711488, 2050220, 2139360, 2460264, 2852480, 3075330, 3280352, 4100440, 4278720, 4920528, 6150660, 6560704, 8200880, 8557440, 9841056, 12301320, 13121408, 16401760, 19682112, 24602640, 32803520, 39364224, 49205280, 65607040, 98410560, 196821120]

約数ペア:

[(1, 196821120), (2, 98410560), (3, 65607040), (4, 49205280), (5, 39364224), (6, 32803520), (8, 24602640), (10, 19682112), (12, 16401760), (15, 13121408), (16, 12301320), (20, 9841056), (23, 8557440), (24, 8200880), (30, 6560704), (32, 6150660), (40, 4920528), (46, 4278720), (48, 4100440), (60, 3280352), (64, 3075330), (69, 2852480), (80, 2460264), (92, 2139360), (96, 2050220), (115, 1711488), (120, 1640176), (128, 1537665), (138, 1426240), (160, 1230132), (184, 1069680), (192, 1025110), (230, 855744), (240, 820088), (276, 713120), (320, 615066), (345, 570496), (368, 534840), (384, 512555), (460, 427872), (480, 410044), (552, 356560), (640, 307533), (690, 285248), (736, 267420), (920, 213936), (960, 205022), (1104, 178280), (1380, 142624), (1472, 133710), (1840, 106968), (1920, 102511), (2208, 89140), (2760, 71312), (2944, 66855), (3680, 53484), (4416, 44570), (4457, 44160), (5520, 35656), (7360, 26742), (8832, 22285), (8914, 22080), (11040, 17828), (13371, 14720)]