23219140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 63201600

約数和(自身を除く): 39982460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 43, 49, 58, 70, 76, 86, 95, 98, 116, 133, 140, 145, 172, 190, 196, 203, 215, 245, 266, 290, 301, 380, 406, 430, 490, 532, 551, 580, 602, 665, 812, 817, 860, 931, 980, 1015, 1102, 1204, 1247, 1330, 1421, 1505, 1634, 1862, 2030, 2107, 2204, 2494, 2660, 2755, 2842, 3010, 3268, 3724, 3857, 4060, 4085, 4214, 4655, 4988, 5510, 5684, 5719, 6020, 6235, 7105, 7714, 8170, 8428, 8729, 9310, 10535, 11020, 11438, 12470, 14210, 15428, 16340, 17458, 18620, 19285, 21070, 22876, 23693, 24940, 26999, 28420, 28595, 34916, 38570, 40033, 42140, 43645, 47386, 53998, 57190, 61103, 77140, 80066, 87290, 94772, 107996, 114380, 118465, 122206, 134995, 160132, 165851, 174580, 200165, 236930, 244412, 269990, 305515, 331702, 400330, 473860, 539980, 611030, 663404, 800660, 829255, 1160957, 1222060, 1658510, 2321914, 3317020, 4643828, 5804785, 11609570, 23219140]

約数ペア:

[(1, 23219140), (2, 11609570), (4, 5804785), (5, 4643828), (7, 3317020), (10, 2321914), (14, 1658510), (19, 1222060), (20, 1160957), (28, 829255), (29, 800660), (35, 663404), (38, 611030), (43, 539980), (49, 473860), (58, 400330), (70, 331702), (76, 305515), (86, 269990), (95, 244412), (98, 236930), (116, 200165), (133, 174580), (140, 165851), (145, 160132), (172, 134995), (190, 122206), (196, 118465), (203, 114380), (215, 107996), (245, 94772), (266, 87290), (290, 80066), (301, 77140), (380, 61103), (406, 57190), (430, 53998), (490, 47386), (532, 43645), (551, 42140), (580, 40033), (602, 38570), (665, 34916), (812, 28595), (817, 28420), (860, 26999), (931, 24940), (980, 23693), (1015, 22876), (1102, 21070), (1204, 19285), (1247, 18620), (1330, 17458), (1421, 16340), (1505, 15428), (1634, 14210), (1862, 12470), (2030, 11438), (2107, 11020), (2204, 10535), (2494, 9310), (2660, 8729), (2755, 8428), (2842, 8170), (3010, 7714), (3268, 7105), (3724, 6235), (3857, 6020), (4060, 5719), (4085, 5684), (4214, 5510), (4655, 4988)]