780922240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5623}}^1$

素因数の和:5680

約数の個数: 128

約数和(自身を含む): 2202808320

約数和(自身を除く): 1421886080

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, 3472, 3968, 4340, 4480, 4960, 5623, 6944, 8680, 9920, 11246, 13888, 17360, 19840, 22492, 27776, 28115, 34720, 39361, 44984, 56230, 69440, 78722, 89968, 112460, 138880, 157444, 174313, 179936, 196805, 224920, 314888, 348626, 359872, 393610, 449840, 629776, 697252, 719744, 787220, 871565, 899680, 1220191, 1259552, 1394504, 1574440, 1743130, 1799360, 2440382, 2519104, 2789008, 3148880, 3486260, 3598720, 4880764, 5038208, 5578016, 6100955, 6297760, 6972520, 9761528, 11156032, 12201910, 12595520, 13945040, 19523056, 22312064, 24403820, 25191040, 27890080, 39046112, 48807640, 55780160, 78092224, 97615280, 111560320, 156184448, 195230560, 390461120, 780922240]

約数ペア:

[(1, 780922240), (2, 390461120), (4, 195230560), (5, 156184448), (7, 111560320), (8, 97615280), (10, 78092224), (14, 55780160), (16, 48807640), (20, 39046112), (28, 27890080), (31, 25191040), (32, 24403820), (35, 22312064), (40, 19523056), (56, 13945040), (62, 12595520), (64, 12201910), (70, 11156032), (80, 9761528), (112, 6972520), (124, 6297760), (128, 6100955), (140, 5578016), (155, 5038208), (160, 4880764), (217, 3598720), (224, 3486260), (248, 3148880), (280, 2789008), (310, 2519104), (320, 2440382), (434, 1799360), (448, 1743130), (496, 1574440), (560, 1394504), (620, 1259552), (640, 1220191), (868, 899680), (896, 871565), (992, 787220), (1085, 719744), (1120, 697252), (1240, 629776), (1736, 449840), (1984, 393610), (2170, 359872), (2240, 348626), (2480, 314888), (3472, 224920), (3968, 196805), (4340, 179936), (4480, 174313), (4960, 157444), (5623, 138880), (6944, 112460), (8680, 89968), (9920, 78722), (11246, 69440), (13888, 56230), (17360, 44984), (19840, 39361), (22492, 34720), (27776, 28115)]