266578360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 684288000

約数和(自身を除く): 417709640

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 47, 68, 76, 85, 94, 95, 136, 152, 170, 188, 190, 235, 323, 340, 376, 380, 439, 470, 646, 680, 760, 799, 878, 893, 940, 1292, 1598, 1615, 1756, 1786, 1880, 2195, 2584, 3196, 3230, 3512, 3572, 3995, 4390, 4465, 6392, 6460, 7144, 7463, 7990, 8341, 8780, 8930, 12920, 14926, 15181, 15980, 16682, 17560, 17860, 20633, 29852, 30362, 31960, 33364, 35720, 37315, 41266, 41705, 59704, 60724, 66728, 74630, 75905, 82532, 83410, 103165, 121448, 141797, 149260, 151810, 165064, 166820, 206330, 283594, 298520, 303620, 333640, 350761, 392027, 412660, 567188, 607240, 701522, 708985, 784054, 825320, 1134376, 1403044, 1417970, 1568108, 1753805, 1960135, 2806088, 2835940, 3136216, 3507610, 3920270, 5671880, 6664459, 7015220, 7840540, 13328918, 14030440, 15681080, 26657836, 33322295, 53315672, 66644590, 133289180, 266578360]

約数ペア:

[(1, 266578360), (2, 133289180), (4, 66644590), (5, 53315672), (8, 33322295), (10, 26657836), (17, 15681080), (19, 14030440), (20, 13328918), (34, 7840540), (38, 7015220), (40, 6664459), (47, 5671880), (68, 3920270), (76, 3507610), (85, 3136216), (94, 2835940), (95, 2806088), (136, 1960135), (152, 1753805), (170, 1568108), (188, 1417970), (190, 1403044), (235, 1134376), (323, 825320), (340, 784054), (376, 708985), (380, 701522), (439, 607240), (470, 567188), (646, 412660), (680, 392027), (760, 350761), (799, 333640), (878, 303620), (893, 298520), (940, 283594), (1292, 206330), (1598, 166820), (1615, 165064), (1756, 151810), (1786, 149260), (1880, 141797), (2195, 121448), (2584, 103165), (3196, 83410), (3230, 82532), (3512, 75905), (3572, 74630), (3995, 66728), (4390, 60724), (4465, 59704), (6392, 41705), (6460, 41266), (7144, 37315), (7463, 35720), (7990, 33364), (8341, 31960), (8780, 30362), (8930, 29852), (12920, 20633), (14926, 17860), (15181, 17560), (15980, 16682)]