890271888

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 2618880000

約数和(自身を除く): 1728608112

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 109, 124, 132, 176, 186, 218, 248, 264, 327, 341, 372, 436, 496, 499, 528, 654, 682, 744, 872, 998, 1023, 1199, 1308, 1364, 1488, 1497, 1744, 1996, 2046, 2398, 2616, 2728, 2994, 3379, 3597, 3992, 4092, 4796, 5232, 5456, 5489, 5988, 6758, 7194, 7984, 8184, 9592, 10137, 10978, 11976, 13516, 14388, 15469, 16368, 16467, 19184, 20274, 21956, 23952, 27032, 28776, 30938, 32934, 37169, 40548, 43912, 46407, 54064, 54391, 57552, 61876, 65868, 74338, 81096, 87824, 92814, 108782, 111507, 123752, 131736, 148676, 162192, 163173, 170159, 185628, 217564, 223014, 247504, 263472, 297352, 326346, 340318, 371256, 435128, 446028, 510477, 594704, 598301, 652692, 680636, 742512, 870256, 892056, 1020954, 1196602, 1305384, 1361272, 1686121, 1784112, 1794903, 2041908, 2393204, 2610768, 2722544, 3372242, 3589806, 4083816, 4786408, 5058363, 6744484, 7179612, 8167632, 9572816, 10116726, 13488968, 14359224, 18547331, 20233452, 26977936, 28718448, 37094662, 40466904, 55641993, 74189324, 80933808, 111283986, 148378648, 222567972, 296757296, 445135944, 890271888]

約数ペア:

[(1, 890271888), (2, 445135944), (3, 296757296), (4, 222567972), (6, 148378648), (8, 111283986), (11, 80933808), (12, 74189324), (16, 55641993), (22, 40466904), (24, 37094662), (31, 28718448), (33, 26977936), (44, 20233452), (48, 18547331), (62, 14359224), (66, 13488968), (88, 10116726), (93, 9572816), (109, 8167632), (124, 7179612), (132, 6744484), (176, 5058363), (186, 4786408), (218, 4083816), (248, 3589806), (264, 3372242), (327, 2722544), (341, 2610768), (372, 2393204), (436, 2041908), (496, 1794903), (499, 1784112), (528, 1686121), (654, 1361272), (682, 1305384), (744, 1196602), (872, 1020954), (998, 892056), (1023, 870256), (1199, 742512), (1308, 680636), (1364, 652692), (1488, 598301), (1497, 594704), (1744, 510477), (1996, 446028), (2046, 435128), (2398, 371256), (2616, 340318), (2728, 326346), (2994, 297352), (3379, 263472), (3597, 247504), (3992, 223014), (4092, 217564), (4796, 185628), (5232, 170159), (5456, 163173), (5489, 162192), (5988, 148676), (6758, 131736), (7194, 123752), (7984, 111507), (8184, 108782), (9592, 92814), (10137, 87824), (10978, 81096), (11976, 74338), (13516, 65868), (14388, 61876), (15469, 57552), (16368, 54391), (16467, 54064), (19184, 46407), (20274, 43912), (21956, 40548), (23952, 37169), (27032, 32934), (28776, 30938)]