84420180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{839}}^1$

素因数の和:910

約数の個数: 144

約数和(自身を含む): 282522240

約数和(自身を除く): 198102060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 839, 860, 1118, 1170, 1290, 1548, 1677, 1678, 1935, 2236, 2340, 2517, 2580, 2795, 3354, 3356, 3870, 4195, 5031, 5034, 5590, 6708, 7551, 7740, 8385, 8390, 10062, 10068, 10907, 11180, 12585, 15102, 16770, 16780, 20124, 21814, 25155, 25170, 30204, 32721, 33540, 36077, 37755, 43628, 50310, 50340, 54535, 65442, 72154, 75510, 98163, 100620, 108231, 109070, 130884, 144308, 151020, 163605, 180385, 196326, 216462, 218140, 324693, 327210, 360770, 392652, 432924, 469001, 490815, 541155, 649386, 654420, 721540, 938002, 981630, 1082310, 1298772, 1407003, 1623465, 1876004, 1963260, 2164620, 2345005, 2814006, 3246930, 4221009, 4690010, 5628012, 6493860, 7035015, 8442018, 9380020, 14070030, 16884036, 21105045, 28140060, 42210090, 84420180]

約数ペア:

[(1, 84420180), (2, 42210090), (3, 28140060), (4, 21105045), (5, 16884036), (6, 14070030), (9, 9380020), (10, 8442018), (12, 7035015), (13, 6493860), (15, 5628012), (18, 4690010), (20, 4221009), (26, 3246930), (30, 2814006), (36, 2345005), (39, 2164620), (43, 1963260), (45, 1876004), (52, 1623465), (60, 1407003), (65, 1298772), (78, 1082310), (86, 981630), (90, 938002), (117, 721540), (129, 654420), (130, 649386), (156, 541155), (172, 490815), (180, 469001), (195, 432924), (215, 392652), (234, 360770), (258, 327210), (260, 324693), (387, 218140), (390, 216462), (430, 196326), (468, 180385), (516, 163605), (559, 151020), (585, 144308), (645, 130884), (774, 109070), (780, 108231), (839, 100620), (860, 98163), (1118, 75510), (1170, 72154), (1290, 65442), (1548, 54535), (1677, 50340), (1678, 50310), (1935, 43628), (2236, 37755), (2340, 36077), (2517, 33540), (2580, 32721), (2795, 30204), (3354, 25170), (3356, 25155), (3870, 21814), (4195, 20124), (5031, 16780), (5034, 16770), (5590, 15102), (6708, 12585), (7551, 11180), (7740, 10907), (8385, 10068), (8390, 10062)]