208711680

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 208

約数和(自身を含む): 691975680

約数和(自身を除く): 483264000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 79, 80, 86, 96, 120, 128, 129, 158, 160, 172, 192, 215, 237, 240, 256, 258, 316, 320, 344, 384, 395, 430, 474, 480, 512, 516, 632, 640, 645, 688, 768, 790, 860, 948, 960, 1024, 1032, 1185, 1264, 1280, 1290, 1376, 1536, 1580, 1720, 1896, 1920, 2048, 2064, 2370, 2528, 2560, 2580, 2752, 3072, 3160, 3397, 3440, 3792, 3840, 4096, 4128, 4740, 5056, 5120, 5160, 5504, 6144, 6320, 6794, 6880, 7584, 7680, 8256, 9480, 10112, 10191, 10240, 10320, 11008, 12288, 12640, 13588, 13760, 15168, 15360, 16512, 16985, 18960, 20224, 20382, 20480, 20640, 22016, 25280, 27176, 27520, 30336, 30720, 33024, 33970, 37920, 40448, 40764, 41280, 44032, 50560, 50955, 54352, 55040, 60672, 61440, 66048, 67940, 75840, 80896, 81528, 82560, 88064, 101120, 101910, 108704, 110080, 121344, 132096, 135880, 151680, 161792, 163056, 165120, 176128, 202240, 203820, 217408, 220160, 242688, 264192, 271760, 303360, 323584, 326112, 330240, 404480, 407640, 434816, 440320, 485376, 528384, 543520, 606720, 652224, 660480, 808960, 815280, 869632, 880640, 970752, 1087040, 1213440, 1304448, 1320960, 1617920, 1630560, 1739264, 2174080, 2426880, 2608896, 2641920, 3261120, 3478528, 4348160, 4853760, 5217792, 6522240, 6957056, 8696320, 10435584, 13044480, 13914112, 17392640, 20871168, 26088960, 34785280, 41742336, 52177920, 69570560, 104355840, 208711680]

約数ペア:

[(1, 208711680), (2, 104355840), (3, 69570560), (4, 52177920), (5, 41742336), (6, 34785280), (8, 26088960), (10, 20871168), (12, 17392640), (15, 13914112), (16, 13044480), (20, 10435584), (24, 8696320), (30, 6957056), (32, 6522240), (40, 5217792), (43, 4853760), (48, 4348160), (60, 3478528), (64, 3261120), (79, 2641920), (80, 2608896), (86, 2426880), (96, 2174080), (120, 1739264), (128, 1630560), (129, 1617920), (158, 1320960), (160, 1304448), (172, 1213440), (192, 1087040), (215, 970752), (237, 880640), (240, 869632), (256, 815280), (258, 808960), (316, 660480), (320, 652224), (344, 606720), (384, 543520), (395, 528384), (430, 485376), (474, 440320), (480, 434816), (512, 407640), (516, 404480), (632, 330240), (640, 326112), (645, 323584), (688, 303360), (768, 271760), (790, 264192), (860, 242688), (948, 220160), (960, 217408), (1024, 203820), (1032, 202240), (1185, 176128), (1264, 165120), (1280, 163056), (1290, 161792), (1376, 151680), (1536, 135880), (1580, 132096), (1720, 121344), (1896, 110080), (1920, 108704), (2048, 101910), (2064, 101120), (2370, 88064), (2528, 82560), (2560, 81528), (2580, 80896), (2752, 75840), (3072, 67940), (3160, 66048), (3397, 61440), (3440, 60672), (3792, 55040), (3840, 54352), (4096, 50955), (4128, 50560), (4740, 44032), (5056, 41280), (5120, 40764), (5160, 40448), (5504, 37920), (6144, 33970), (6320, 33024), (6794, 30720), (6880, 30336), (7584, 27520), (7680, 27176), (8256, 25280), (9480, 22016), (10112, 20640), (10191, 20480), (10240, 20382), (10320, 20224), (11008, 18960), (12288, 16985), (12640, 16512), (13588, 15360), (13760, 15168)]