19557300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 66106880

約数和(自身を除く): 46549580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 67, 70, 75, 84, 100, 105, 134, 139, 140, 150, 175, 201, 210, 268, 278, 300, 335, 350, 402, 417, 420, 469, 525, 556, 670, 695, 700, 804, 834, 938, 973, 1005, 1050, 1340, 1390, 1407, 1668, 1675, 1876, 1946, 2010, 2085, 2100, 2345, 2780, 2814, 2919, 3350, 3475, 3892, 4020, 4170, 4690, 4865, 5025, 5628, 5838, 6700, 6950, 7035, 8340, 9313, 9380, 9730, 10050, 10425, 11676, 11725, 13900, 14070, 14595, 18626, 19460, 20100, 20850, 23450, 24325, 27939, 28140, 29190, 35175, 37252, 41700, 46565, 46900, 48650, 55878, 58380, 65191, 70350, 72975, 93130, 97300, 111756, 130382, 139695, 140700, 145950, 186260, 195573, 232825, 260764, 279390, 291900, 325955, 391146, 465650, 558780, 651910, 698475, 782292, 931300, 977865, 1303820, 1396950, 1629775, 1955730, 2793900, 3259550, 3911460, 4889325, 6519100, 9778650, 19557300]

約数ペア:

[(1, 19557300), (2, 9778650), (3, 6519100), (4, 4889325), (5, 3911460), (6, 3259550), (7, 2793900), (10, 1955730), (12, 1629775), (14, 1396950), (15, 1303820), (20, 977865), (21, 931300), (25, 782292), (28, 698475), (30, 651910), (35, 558780), (42, 465650), (50, 391146), (60, 325955), (67, 291900), (70, 279390), (75, 260764), (84, 232825), (100, 195573), (105, 186260), (134, 145950), (139, 140700), (140, 139695), (150, 130382), (175, 111756), (201, 97300), (210, 93130), (268, 72975), (278, 70350), (300, 65191), (335, 58380), (350, 55878), (402, 48650), (417, 46900), (420, 46565), (469, 41700), (525, 37252), (556, 35175), (670, 29190), (695, 28140), (700, 27939), (804, 24325), (834, 23450), (938, 20850), (973, 20100), (1005, 19460), (1050, 18626), (1340, 14595), (1390, 14070), (1407, 13900), (1668, 11725), (1675, 11676), (1876, 10425), (1946, 10050), (2010, 9730), (2085, 9380), (2100, 9313), (2345, 8340), (2780, 7035), (2814, 6950), (2919, 6700), (3350, 5838), (3475, 5628), (3892, 5025), (4020, 4865), (4170, 4690)]