1339358720

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2411}}^1$

素因数の和:2472

約数の個数: 160

約数和(自身を含む): 3790043136

約数和(自身を除く): 2450684416

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, 512, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2411, 2480, 2560, 3472, 3584, 3968, 4340, 4480, 4822, 4960, 6944, 7936, 8680, 8960, 9644, 9920, 12055, 13888, 15872, 16877, 17360, 17920, 19288, 19840, 24110, 27776, 33754, 34720, 38576, 39680, 48220, 55552, 67508, 69440, 74741, 77152, 79360, 84385, 96440, 111104, 135016, 138880, 149482, 154304, 168770, 192880, 270032, 277760, 298964, 308608, 337540, 373705, 385760, 523187, 540064, 555520, 597928, 617216, 675080, 747410, 771520, 1046374, 1080128, 1195856, 1234432, 1350160, 1494820, 1543040, 2092748, 2160256, 2391712, 2615935, 2700320, 2989640, 3086080, 4185496, 4320512, 4783424, 5231870, 5400640, 5979280, 6172160, 8370992, 8641024, 9566848, 10463740, 10801280, 11958560, 16741984, 19133696, 20927480, 21602560, 23917120, 33483968, 38267392, 41854960, 43205120, 47834240, 66967936, 83709920, 95668480, 133935872, 167419840, 191336960, 267871744, 334839680, 669679360, 1339358720]

約数ペア:

[(1, 1339358720), (2, 669679360), (4, 334839680), (5, 267871744), (7, 191336960), (8, 167419840), (10, 133935872), (14, 95668480), (16, 83709920), (20, 66967936), (28, 47834240), (31, 43205120), (32, 41854960), (35, 38267392), (40, 33483968), (56, 23917120), (62, 21602560), (64, 20927480), (70, 19133696), (80, 16741984), (112, 11958560), (124, 10801280), (128, 10463740), (140, 9566848), (155, 8641024), (160, 8370992), (217, 6172160), (224, 5979280), (248, 5400640), (256, 5231870), (280, 4783424), (310, 4320512), (320, 4185496), (434, 3086080), (448, 2989640), (496, 2700320), (512, 2615935), (560, 2391712), (620, 2160256), (640, 2092748), (868, 1543040), (896, 1494820), (992, 1350160), (1085, 1234432), (1120, 1195856), (1240, 1080128), (1280, 1046374), (1736, 771520), (1792, 747410), (1984, 675080), (2170, 617216), (2240, 597928), (2411, 555520), (2480, 540064), (2560, 523187), (3472, 385760), (3584, 373705), (3968, 337540), (4340, 308608), (4480, 298964), (4822, 277760), (4960, 270032), (6944, 192880), (7936, 168770), (8680, 154304), (8960, 149482), (9644, 138880), (9920, 135016), (12055, 111104), (13888, 96440), (15872, 84385), (16877, 79360), (17360, 77152), (17920, 74741), (19288, 69440), (19840, 67508), (24110, 55552), (27776, 48220), (33754, 39680), (34720, 38576)]