81629100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^2\times {\mathrm{617}}^1$

素因数の和:654

約数の個数: 216

約数和(自身を含む): 305761680

約数和(自身を除く): 224132580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 49, 50, 54, 60, 63, 70, 75, 84, 90, 98, 100, 105, 108, 126, 135, 140, 147, 150, 175, 180, 189, 196, 210, 225, 245, 252, 270, 294, 300, 315, 350, 378, 420, 441, 450, 490, 525, 540, 588, 617, 630, 675, 700, 735, 756, 882, 900, 945, 980, 1050, 1225, 1234, 1260, 1323, 1350, 1470, 1575, 1764, 1851, 1890, 2100, 2205, 2450, 2468, 2646, 2700, 2940, 3085, 3150, 3675, 3702, 3780, 4319, 4410, 4725, 4900, 5292, 5553, 6170, 6300, 6615, 7350, 7404, 8638, 8820, 9255, 9450, 11025, 11106, 12340, 12957, 13230, 14700, 15425, 16659, 17276, 18510, 18900, 21595, 22050, 22212, 25914, 26460, 27765, 30233, 30850, 33075, 33318, 37020, 38871, 43190, 44100, 46275, 51828, 55530, 60466, 61700, 64785, 66150, 66636, 77742, 83295, 86380, 90699, 92550, 107975, 111060, 116613, 120932, 129570, 132300, 138825, 151165, 155484, 166590, 181398, 185100, 194355, 215950, 233226, 259140, 272097, 277650, 302330, 323925, 333180, 362796, 388710, 416475, 431900, 453495, 466452, 544194, 555300, 583065, 604660, 647850, 755825, 777420, 816291, 832950, 906990, 971775, 1088388, 1166130, 1295700, 1360485, 1511650, 1632582, 1665900, 1813980, 1943550, 2267475, 2332260, 2720970, 2915325, 3023300, 3265164, 3887100, 4081455, 4534950, 5441940, 5830650, 6802425, 8162910, 9069900, 11661300, 13604850, 16325820, 20407275, 27209700, 40814550, 81629100]

約数ペア:

[(1, 81629100), (2, 40814550), (3, 27209700), (4, 20407275), (5, 16325820), (6, 13604850), (7, 11661300), (9, 9069900), (10, 8162910), (12, 6802425), (14, 5830650), (15, 5441940), (18, 4534950), (20, 4081455), (21, 3887100), (25, 3265164), (27, 3023300), (28, 2915325), (30, 2720970), (35, 2332260), (36, 2267475), (42, 1943550), (45, 1813980), (49, 1665900), (50, 1632582), (54, 1511650), (60, 1360485), (63, 1295700), (70, 1166130), (75, 1088388), (84, 971775), (90, 906990), (98, 832950), (100, 816291), (105, 777420), (108, 755825), (126, 647850), (135, 604660), (140, 583065), (147, 555300), (150, 544194), (175, 466452), (180, 453495), (189, 431900), (196, 416475), (210, 388710), (225, 362796), (245, 333180), (252, 323925), (270, 302330), (294, 277650), (300, 272097), (315, 259140), (350, 233226), (378, 215950), (420, 194355), (441, 185100), (450, 181398), (490, 166590), (525, 155484), (540, 151165), (588, 138825), (617, 132300), (630, 129570), (675, 120932), (700, 116613), (735, 111060), (756, 107975), (882, 92550), (900, 90699), (945, 86380), (980, 83295), (1050, 77742), (1225, 66636), (1234, 66150), (1260, 64785), (1323, 61700), (1350, 60466), (1470, 55530), (1575, 51828), (1764, 46275), (1851, 44100), (1890, 43190), (2100, 38871), (2205, 37020), (2450, 33318), (2468, 33075), (2646, 30850), (2700, 30233), (2940, 27765), (3085, 26460), (3150, 25914), (3675, 22212), (3702, 22050), (3780, 21595), (4319, 18900), (4410, 18510), (4725, 17276), (4900, 16659), (5292, 15425), (5553, 14700), (6170, 13230), (6300, 12957), (6615, 12340), (7350, 11106), (7404, 11025), (8638, 9450), (8820, 9255)]