1644009990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3313}}^1$

素因数の和:3486

約数の個数: 128

約数和(自身を含む): 4810337280

約数和(自身を除く): 3166327290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 85, 102, 105, 119, 139, 170, 210, 238, 255, 278, 357, 417, 510, 595, 695, 714, 834, 973, 1190, 1390, 1785, 1946, 2085, 2363, 2919, 3313, 3570, 4170, 4726, 4865, 5838, 6626, 7089, 9730, 9939, 11815, 14178, 14595, 16541, 16565, 19878, 23191, 23630, 29190, 33082, 33130, 35445, 46382, 49623, 49695, 56321, 69573, 70890, 82705, 99246, 99390, 112642, 115955, 139146, 165410, 168963, 231910, 248115, 281605, 337926, 347865, 394247, 460507, 496230, 563210, 695730, 788494, 844815, 921014, 1182741, 1381521, 1689630, 1971235, 2302535, 2365482, 2763042, 3223549, 3942470, 4605070, 5913705, 6447098, 6907605, 7828619, 9670647, 11827410, 13815210, 15657238, 16117745, 19341294, 23485857, 32235490, 39143095, 46971714, 48353235, 54800333, 78286190, 96706470, 109600666, 117429285, 164400999, 234858570, 274001665, 328801998, 548003330, 822004995, 1644009990]

約数ペア:

[(1, 1644009990), (2, 822004995), (3, 548003330), (5, 328801998), (6, 274001665), (7, 234858570), (10, 164400999), (14, 117429285), (15, 109600666), (17, 96706470), (21, 78286190), (30, 54800333), (34, 48353235), (35, 46971714), (42, 39143095), (51, 32235490), (70, 23485857), (85, 19341294), (102, 16117745), (105, 15657238), (119, 13815210), (139, 11827410), (170, 9670647), (210, 7828619), (238, 6907605), (255, 6447098), (278, 5913705), (357, 4605070), (417, 3942470), (510, 3223549), (595, 2763042), (695, 2365482), (714, 2302535), (834, 1971235), (973, 1689630), (1190, 1381521), (1390, 1182741), (1785, 921014), (1946, 844815), (2085, 788494), (2363, 695730), (2919, 563210), (3313, 496230), (3570, 460507), (4170, 394247), (4726, 347865), (4865, 337926), (5838, 281605), (6626, 248115), (7089, 231910), (9730, 168963), (9939, 165410), (11815, 139146), (14178, 115955), (14595, 112642), (16541, 99390), (16565, 99246), (19878, 82705), (23191, 70890), (23630, 69573), (29190, 56321), (33082, 49695), (33130, 49623), (35445, 46382)]