20467378080

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{6553}}^1$

素因数の和:6821

約数の個数: 240

約数和(自身を含む): 72543578184

約数和(自身を除く): 52076200104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 241, 270, 288, 324, 360, 405, 432, 480, 482, 540, 648, 720, 723, 810, 864, 964, 1080, 1205, 1296, 1440, 1446, 1620, 1928, 2160, 2169, 2410, 2592, 2892, 3240, 3615, 3856, 4320, 4338, 4820, 5784, 6480, 6507, 6553, 7230, 7712, 8676, 9640, 10845, 11568, 12960, 13014, 13106, 14460, 17352, 19280, 19521, 19659, 21690, 23136, 26028, 26212, 28920, 32535, 32765, 34704, 38560, 39042, 39318, 43380, 52056, 52424, 57840, 58977, 65070, 65530, 69408, 78084, 78636, 86760, 97605, 98295, 104112, 104848, 115680, 117954, 130140, 131060, 156168, 157272, 173520, 176931, 195210, 196590, 208224, 209696, 235908, 260280, 262120, 294885, 312336, 314544, 347040, 353862, 390420, 393180, 471816, 520560, 524240, 530793, 589770, 624672, 629088, 707724, 780840, 786360, 884655, 943632, 1041120, 1048480, 1061586, 1179540, 1415448, 1561680, 1572720, 1579273, 1769310, 1887264, 2123172, 2359080, 2653965, 2830896, 3123360, 3145440, 3158546, 3538620, 4246344, 4718160, 4737819, 5307930, 5661792, 6317092, 7077240, 7896365, 8492688, 9436320, 9475638, 10615860, 12634184, 14154480, 14213457, 15792730, 16985376, 18951276, 21231720, 23689095, 25268368, 28308960, 28426914, 31585460, 37902552, 42463440, 42640371, 47378190, 50536736, 56853828, 63170920, 71067285, 75805104, 84926880, 85280742, 94756380, 113707656, 126341840, 127921113, 142134570, 151610208, 170561484, 189512760, 213201855, 227415312, 252683680, 255842226, 284269140, 341122968, 379025520, 426403710, 454830624, 511684452, 568538280, 639605565, 682245936, 758051040, 852807420, 1023368904, 1137076560, 1279211130, 1364491872, 1705614840, 2046737808, 2274153120, 2558422260, 3411229680, 4093475616, 5116844520, 6822459360, 10233689040, 20467378080]

約数ペア:

[(1, 20467378080), (2, 10233689040), (3, 6822459360), (4, 5116844520), (5, 4093475616), (6, 3411229680), (8, 2558422260), (9, 2274153120), (10, 2046737808), (12, 1705614840), (15, 1364491872), (16, 1279211130), (18, 1137076560), (20, 1023368904), (24, 852807420), (27, 758051040), (30, 682245936), (32, 639605565), (36, 568538280), (40, 511684452), (45, 454830624), (48, 426403710), (54, 379025520), (60, 341122968), (72, 284269140), (80, 255842226), (81, 252683680), (90, 227415312), (96, 213201855), (108, 189512760), (120, 170561484), (135, 151610208), (144, 142134570), (160, 127921113), (162, 126341840), (180, 113707656), (216, 94756380), (240, 85280742), (241, 84926880), (270, 75805104), (288, 71067285), (324, 63170920), (360, 56853828), (405, 50536736), (432, 47378190), (480, 42640371), (482, 42463440), (540, 37902552), (648, 31585460), (720, 28426914), (723, 28308960), (810, 25268368), (864, 23689095), (964, 21231720), (1080, 18951276), (1205, 16985376), (1296, 15792730), (1440, 14213457), (1446, 14154480), (1620, 12634184), (1928, 10615860), (2160, 9475638), (2169, 9436320), (2410, 8492688), (2592, 7896365), (2892, 7077240), (3240, 6317092), (3615, 5661792), (3856, 5307930), (4320, 4737819), (4338, 4718160), (4820, 4246344), (5784, 3538620), (6480, 3158546), (6507, 3145440), (6553, 3123360), (7230, 2830896), (7712, 2653965), (8676, 2359080), (9640, 2123172), (10845, 1887264), (11568, 1769310), (12960, 1579273), (13014, 1572720), (13106, 1561680), (14460, 1415448), (17352, 1179540), (19280, 1061586), (19521, 1048480), (19659, 1041120), (21690, 943632), (23136, 884655), (26028, 786360), (26212, 780840), (28920, 707724), (32535, 629088), (32765, 624672), (34704, 589770), (38560, 530793), (39042, 524240), (39318, 520560), (43380, 471816), (52056, 393180), (52424, 390420), (57840, 353862), (58977, 347040), (65070, 314544), (65530, 312336), (69408, 294885), (78084, 262120), (78636, 260280), (86760, 235908), (97605, 209696), (98295, 208224), (104112, 196590), (104848, 195210), (115680, 176931), (117954, 173520), (130140, 157272), (131060, 156168)]