1909098360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31379}}^1$

素因数の和:31422

約数の個数: 144

約数和(自身を含む): 6718771800

約数和(自身を除く): 4809673440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 3042, 3380, 4056, 4680, 5070, 6084, 6760, 7605, 10140, 12168, 15210, 20280, 30420, 31379, 60840, 62758, 94137, 125516, 156895, 188274, 251032, 282411, 313790, 376548, 407927, 470685, 564822, 627580, 753096, 815854, 941370, 1129644, 1223781, 1255160, 1412055, 1631708, 1882740, 2039635, 2259288, 2447562, 2824110, 3263416, 3671343, 3765480, 4079270, 4895124, 5303051, 5648220, 6118905, 7342686, 8158540, 9790248, 10606102, 11296440, 12237810, 14685372, 15909153, 16317080, 18356715, 21212204, 24475620, 26515255, 29370744, 31818306, 36713430, 42424408, 47727459, 48951240, 53030510, 63636612, 73426860, 79545765, 95454918, 106061020, 127273224, 146853720, 159091530, 190909836, 212122040, 238637295, 318183060, 381819672, 477274590, 636366120, 954549180, 1909098360]

約数ペア:

[(1, 1909098360), (2, 954549180), (3, 636366120), (4, 477274590), (5, 381819672), (6, 318183060), (8, 238637295), (9, 212122040), (10, 190909836), (12, 159091530), (13, 146853720), (15, 127273224), (18, 106061020), (20, 95454918), (24, 79545765), (26, 73426860), (30, 63636612), (36, 53030510), (39, 48951240), (40, 47727459), (45, 42424408), (52, 36713430), (60, 31818306), (65, 29370744), (72, 26515255), (78, 24475620), (90, 21212204), (104, 18356715), (117, 16317080), (120, 15909153), (130, 14685372), (156, 12237810), (169, 11296440), (180, 10606102), (195, 9790248), (234, 8158540), (260, 7342686), (312, 6118905), (338, 5648220), (360, 5303051), (390, 4895124), (468, 4079270), (507, 3765480), (520, 3671343), (585, 3263416), (676, 2824110), (780, 2447562), (845, 2259288), (936, 2039635), (1014, 1882740), (1170, 1631708), (1352, 1412055), (1521, 1255160), (1560, 1223781), (1690, 1129644), (2028, 941370), (2340, 815854), (2535, 753096), (3042, 627580), (3380, 564822), (4056, 470685), (4680, 407927), (5070, 376548), (6084, 313790), (6760, 282411), (7605, 251032), (10140, 188274), (12168, 156895), (15210, 125516), (20280, 94137), (30420, 62758), (31379, 60840)]