211318320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28403}}^1$

素因数の和:28450

約数の個数: 80

約数和(自身を含む): 676242432

約数和(自身を除く): 464924112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 28403, 56806, 85209, 113612, 142015, 170418, 227224, 284030, 340836, 426045, 454448, 568060, 681672, 852090, 880493, 1136120, 1363344, 1704180, 1760986, 2272240, 2641479, 3408360, 3521972, 4402465, 5282958, 6816720, 7043944, 8804930, 10565916, 13207395, 14087888, 17609860, 21131832, 26414790, 35219720, 42263664, 52829580, 70439440, 105659160, 211318320]

約数ペア:

[(1, 211318320), (2, 105659160), (3, 70439440), (4, 52829580), (5, 42263664), (6, 35219720), (8, 26414790), (10, 21131832), (12, 17609860), (15, 14087888), (16, 13207395), (20, 10565916), (24, 8804930), (30, 7043944), (31, 6816720), (40, 5282958), (48, 4402465), (60, 3521972), (62, 3408360), (80, 2641479), (93, 2272240), (120, 1760986), (124, 1704180), (155, 1363344), (186, 1136120), (240, 880493), (248, 852090), (310, 681672), (372, 568060), (465, 454448), (496, 426045), (620, 340836), (744, 284030), (930, 227224), (1240, 170418), (1488, 142015), (1860, 113612), (2480, 85209), (3720, 56806), (7440, 28403)]