421183360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 1184440320

約数和(自身を除く): 763256960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 64, 65, 71, 80, 92, 104, 115, 124, 128, 130, 142, 155, 160, 184, 208, 230, 248, 260, 284, 299, 310, 320, 355, 368, 403, 416, 460, 496, 520, 568, 598, 620, 640, 710, 713, 736, 806, 832, 920, 923, 992, 1040, 1136, 1196, 1240, 1420, 1426, 1472, 1495, 1612, 1633, 1664, 1840, 1846, 1984, 2015, 2080, 2201, 2272, 2392, 2480, 2840, 2852, 2944, 2990, 3224, 3266, 3565, 3680, 3692, 3968, 4030, 4160, 4402, 4544, 4615, 4784, 4960, 5680, 5704, 5980, 6448, 6532, 7130, 7360, 7384, 8060, 8165, 8320, 8804, 9088, 9230, 9269, 9568, 9920, 11005, 11360, 11408, 11960, 12896, 13064, 14260, 14720, 14768, 16120, 16330, 17608, 18460, 18538, 19136, 19840, 21229, 22010, 22720, 22816, 23920, 25792, 26128, 28520, 28613, 29536, 32240, 32660, 35216, 36920, 37076, 38272, 42458, 44020, 45440, 45632, 46345, 47840, 50623, 51584, 52256, 57040, 57226, 59072, 64480, 65320, 70432, 73840, 74152, 84916, 88040, 91264, 92690, 95680, 101246, 104512, 106145, 114080, 114452, 118144, 128960, 130640, 140864, 143065, 147680, 148304, 169832, 176080, 185380, 191360, 202492, 209024, 212290, 228160, 228904, 253115, 257920, 261280, 281728, 286130, 295360, 296608, 339664, 352160, 370760, 404984, 424580, 456320, 457808, 506230, 522560, 572260, 590720, 593216, 658099, 679328, 704320, 741520, 809968, 849160, 915616, 1012460, 1045120, 1144520, 1186432, 1316198, 1358656, 1408640, 1483040, 1619936, 1698320, 1831232, 2024920, 2289040, 2632396, 2717312, 2966080, 3239872, 3290495, 3396640, 3662464, 4049840, 4578080, 5264792, 5932160, 6479744, 6580990, 6793280, 8099680, 9156160, 10529584, 13161980, 13586560, 16199360, 18312320, 21059168, 26323960, 32398720, 42118336, 52647920, 84236672, 105295840, 210591680, 421183360]

約数ペア:

[(1, 421183360), (2, 210591680), (4, 105295840), (5, 84236672), (8, 52647920), (10, 42118336), (13, 32398720), (16, 26323960), (20, 21059168), (23, 18312320), (26, 16199360), (31, 13586560), (32, 13161980), (40, 10529584), (46, 9156160), (52, 8099680), (62, 6793280), (64, 6580990), (65, 6479744), (71, 5932160), (80, 5264792), (92, 4578080), (104, 4049840), (115, 3662464), (124, 3396640), (128, 3290495), (130, 3239872), (142, 2966080), (155, 2717312), (160, 2632396), (184, 2289040), (208, 2024920), (230, 1831232), (248, 1698320), (260, 1619936), (284, 1483040), (299, 1408640), (310, 1358656), (320, 1316198), (355, 1186432), (368, 1144520), (403, 1045120), (416, 1012460), (460, 915616), (496, 849160), (520, 809968), (568, 741520), (598, 704320), (620, 679328), (640, 658099), (710, 593216), (713, 590720), (736, 572260), (806, 522560), (832, 506230), (920, 457808), (923, 456320), (992, 424580), (1040, 404984), (1136, 370760), (1196, 352160), (1240, 339664), (1420, 296608), (1426, 295360), (1472, 286130), (1495, 281728), (1612, 261280), (1633, 257920), (1664, 253115), (1840, 228904), (1846, 228160), (1984, 212290), (2015, 209024), (2080, 202492), (2201, 191360), (2272, 185380), (2392, 176080), (2480, 169832), (2840, 148304), (2852, 147680), (2944, 143065), (2990, 140864), (3224, 130640), (3266, 128960), (3565, 118144), (3680, 114452), (3692, 114080), (3968, 106145), (4030, 104512), (4160, 101246), (4402, 95680), (4544, 92690), (4615, 91264), (4784, 88040), (4960, 84916), (5680, 74152), (5704, 73840), (5980, 70432), (6448, 65320), (6532, 64480), (7130, 59072), (7360, 57226), (7384, 57040), (8060, 52256), (8165, 51584), (8320, 50623), (8804, 47840), (9088, 46345), (9230, 45632), (9269, 45440), (9568, 44020), (9920, 42458), (11005, 38272), (11360, 37076), (11408, 36920), (11960, 35216), (12896, 32660), (13064, 32240), (14260, 29536), (14720, 28613), (14768, 28520), (16120, 26128), (16330, 25792), (17608, 23920), (18460, 22816), (18538, 22720), (19136, 22010), (19840, 21229)]