1442640780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{127217}}^1$

素因数の和:127245

約数の個数: 120

約数和(自身を含む): 5172175008

約数和(自身を除く): 3729534228

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 127217, 254434, 381651, 508868, 636085, 763302, 890519, 1144953, 1272170, 1526604, 1781038, 1908255, 2289906, 2544340, 2671557, 3434859, 3562076, 3816510, 4452595, 4579812, 5343114, 5724765, 6869718, 7633020, 8014671, 8905190, 10304577, 10686228, 11449530, 13357785, 13739436, 16029342, 17174295, 17810380, 20609154, 22899060, 24044013, 26715570, 32058684, 34348590, 40073355, 41218308, 48088026, 51522885, 53431140, 68697180, 72132039, 80146710, 96176052, 103045770, 120220065, 144264078, 160293420, 206091540, 240440130, 288528156, 360660195, 480880260, 721320390, 1442640780]

約数ペア:

[(1, 1442640780), (2, 721320390), (3, 480880260), (4, 360660195), (5, 288528156), (6, 240440130), (7, 206091540), (9, 160293420), (10, 144264078), (12, 120220065), (14, 103045770), (15, 96176052), (18, 80146710), (20, 72132039), (21, 68697180), (27, 53431140), (28, 51522885), (30, 48088026), (35, 41218308), (36, 40073355), (42, 34348590), (45, 32058684), (54, 26715570), (60, 24044013), (63, 22899060), (70, 20609154), (81, 17810380), (84, 17174295), (90, 16029342), (105, 13739436), (108, 13357785), (126, 11449530), (135, 10686228), (140, 10304577), (162, 8905190), (180, 8014671), (189, 7633020), (210, 6869718), (252, 5724765), (270, 5343114), (315, 4579812), (324, 4452595), (378, 3816510), (405, 3562076), (420, 3434859), (540, 2671557), (567, 2544340), (630, 2289906), (756, 1908255), (810, 1781038), (945, 1526604), (1134, 1272170), (1260, 1144953), (1620, 890519), (1890, 763302), (2268, 636085), (2835, 508868), (3780, 381651), (5670, 254434), (11340, 127217)]