838557440

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3019}}^1$

素因数の和:3078

約数の個数: 144

約数和(自身を含む): 2370385920

約数和(自身を除く): 1531828480

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, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2480, 3019, 3472, 3968, 4340, 4480, 4960, 6038, 6944, 7936, 8680, 8960, 9920, 12076, 13888, 15095, 17360, 19840, 21133, 24152, 27776, 30190, 34720, 39680, 42266, 48304, 55552, 60380, 69440, 84532, 93589, 96608, 105665, 120760, 138880, 169064, 187178, 193216, 211330, 241520, 277760, 338128, 374356, 386432, 422660, 467945, 483040, 655123, 676256, 748712, 772864, 845320, 935890, 966080, 1310246, 1352512, 1497424, 1690640, 1871780, 1932160, 2620492, 2705024, 2994848, 3275615, 3381280, 3743560, 3864320, 5240984, 5410048, 5989696, 6551230, 6762560, 7487120, 10481968, 11979392, 13102460, 13525120, 14974240, 20963936, 23958784, 26204920, 27050240, 29948480, 41927872, 52409840, 59896960, 83855744, 104819680, 119793920, 167711488, 209639360, 419278720, 838557440]

約数ペア:

[(1, 838557440), (2, 419278720), (4, 209639360), (5, 167711488), (7, 119793920), (8, 104819680), (10, 83855744), (14, 59896960), (16, 52409840), (20, 41927872), (28, 29948480), (31, 27050240), (32, 26204920), (35, 23958784), (40, 20963936), (56, 14974240), (62, 13525120), (64, 13102460), (70, 11979392), (80, 10481968), (112, 7487120), (124, 6762560), (128, 6551230), (140, 5989696), (155, 5410048), (160, 5240984), (217, 3864320), (224, 3743560), (248, 3381280), (256, 3275615), (280, 2994848), (310, 2705024), (320, 2620492), (434, 1932160), (448, 1871780), (496, 1690640), (560, 1497424), (620, 1352512), (640, 1310246), (868, 966080), (896, 935890), (992, 845320), (1085, 772864), (1120, 748712), (1240, 676256), (1280, 655123), (1736, 483040), (1792, 467945), (1984, 422660), (2170, 386432), (2240, 374356), (2480, 338128), (3019, 277760), (3472, 241520), (3968, 211330), (4340, 193216), (4480, 187178), (4960, 169064), (6038, 138880), (6944, 120760), (7936, 105665), (8680, 96608), (8960, 93589), (9920, 84532), (12076, 69440), (13888, 60380), (15095, 55552), (17360, 48304), (19840, 42266), (21133, 39680), (24152, 34720), (27776, 30190)]