421778560

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3037}}^1$

素因数の和:3094

約数の個数: 128

約数和(自身を含む): 1189923840

約数和(自身を除く): 768145280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1736, 1984, 2170, 2240, 2480, 3037, 3472, 3968, 4340, 4480, 4960, 6074, 6944, 8680, 9920, 12148, 13888, 15185, 17360, 19840, 21259, 24296, 27776, 30370, 34720, 42518, 48592, 60740, 69440, 85036, 94147, 97184, 106295, 121480, 138880, 170072, 188294, 194368, 212590, 242960, 340144, 376588, 388736, 425180, 470735, 485920, 659029, 680288, 753176, 850360, 941470, 971840, 1318058, 1360576, 1506352, 1700720, 1882940, 1943680, 2636116, 2721152, 3012704, 3295145, 3401440, 3765880, 5272232, 6025408, 6590290, 6802880, 7531760, 10544464, 12050816, 13180580, 13605760, 15063520, 21088928, 26361160, 30127040, 42177856, 52722320, 60254080, 84355712, 105444640, 210889280, 421778560]

約数ペア:

[(1, 421778560), (2, 210889280), (4, 105444640), (5, 84355712), (7, 60254080), (8, 52722320), (10, 42177856), (14, 30127040), (16, 26361160), (20, 21088928), (28, 15063520), (31, 13605760), (32, 13180580), (35, 12050816), (40, 10544464), (56, 7531760), (62, 6802880), (64, 6590290), (70, 6025408), (80, 5272232), (112, 3765880), (124, 3401440), (128, 3295145), (140, 3012704), (155, 2721152), (160, 2636116), (217, 1943680), (224, 1882940), (248, 1700720), (280, 1506352), (310, 1360576), (320, 1318058), (434, 971840), (448, 941470), (496, 850360), (560, 753176), (620, 680288), (640, 659029), (868, 485920), (896, 470735), (992, 425180), (1085, 388736), (1120, 376588), (1240, 340144), (1736, 242960), (1984, 212590), (2170, 194368), (2240, 188294), (2480, 170072), (3037, 138880), (3472, 121480), (3968, 106295), (4340, 97184), (4480, 94147), (4960, 85036), (6074, 69440), (6944, 60740), (8680, 48592), (9920, 42518), (12148, 34720), (13888, 30370), (15185, 27776), (17360, 24296), (19840, 21259)]