656398560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:605

約数の個数: 192

約数和(自身を含む): 2204822592

約数和(自身を除く): 1548424032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 257, 272, 313, 340, 408, 480, 510, 514, 544, 626, 680, 771, 816, 939, 1020, 1028, 1252, 1285, 1360, 1542, 1565, 1632, 1878, 2040, 2056, 2504, 2570, 2720, 3084, 3130, 3756, 3855, 4080, 4112, 4369, 4695, 5008, 5140, 5321, 6168, 6260, 7512, 7710, 8160, 8224, 8738, 9390, 10016, 10280, 10642, 12336, 12520, 13107, 15024, 15420, 15963, 17476, 18780, 20560, 21284, 21845, 24672, 25040, 26214, 26605, 30048, 30840, 31926, 34952, 37560, 41120, 42568, 43690, 50080, 52428, 53210, 61680, 63852, 65535, 69904, 75120, 79815, 80441, 85136, 87380, 104856, 106420, 123360, 127704, 131070, 139808, 150240, 159630, 160882, 170272, 174760, 209712, 212840, 241323, 255408, 262140, 319260, 321764, 349520, 402205, 419424, 425680, 482646, 510816, 524280, 638520, 643528, 699040, 804410, 851360, 965292, 1048560, 1206615, 1277040, 1287056, 1367497, 1608820, 1930584, 2097120, 2413230, 2554080, 2574112, 2734994, 3217640, 3861168, 4102491, 4826460, 5469988, 6435280, 6837485, 7722336, 8204982, 9652920, 10939976, 12870560, 13674970, 16409964, 19305840, 20512455, 21879952, 27349940, 32819928, 38611680, 41024910, 43759904, 54699880, 65639856, 82049820, 109399760, 131279712, 164099640, 218799520, 328199280, 656398560]

約数ペア:

[(1, 656398560), (2, 328199280), (3, 218799520), (4, 164099640), (5, 131279712), (6, 109399760), (8, 82049820), (10, 65639856), (12, 54699880), (15, 43759904), (16, 41024910), (17, 38611680), (20, 32819928), (24, 27349940), (30, 21879952), (32, 20512455), (34, 19305840), (40, 16409964), (48, 13674970), (51, 12870560), (60, 10939976), (68, 9652920), (80, 8204982), (85, 7722336), (96, 6837485), (102, 6435280), (120, 5469988), (136, 4826460), (160, 4102491), (170, 3861168), (204, 3217640), (240, 2734994), (255, 2574112), (257, 2554080), (272, 2413230), (313, 2097120), (340, 1930584), (408, 1608820), (480, 1367497), (510, 1287056), (514, 1277040), (544, 1206615), (626, 1048560), (680, 965292), (771, 851360), (816, 804410), (939, 699040), (1020, 643528), (1028, 638520), (1252, 524280), (1285, 510816), (1360, 482646), (1542, 425680), (1565, 419424), (1632, 402205), (1878, 349520), (2040, 321764), (2056, 319260), (2504, 262140), (2570, 255408), (2720, 241323), (3084, 212840), (3130, 209712), (3756, 174760), (3855, 170272), (4080, 160882), (4112, 159630), (4369, 150240), (4695, 139808), (5008, 131070), (5140, 127704), (5321, 123360), (6168, 106420), (6260, 104856), (7512, 87380), (7710, 85136), (8160, 80441), (8224, 79815), (8738, 75120), (9390, 69904), (10016, 65535), (10280, 63852), (10642, 61680), (12336, 53210), (12520, 52428), (13107, 50080), (15024, 43690), (15420, 42568), (15963, 41120), (17476, 37560), (18780, 34952), (20560, 31926), (21284, 30840), (21845, 30048), (24672, 26605), (25040, 26214)]