1340425320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7883}}^1$

素因数の和:8019

約数の個数: 128

約数和(自身を含む): 4370889600

約数和(自身を除く): 3030464280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 109, 120, 130, 156, 195, 218, 260, 312, 327, 390, 436, 520, 545, 654, 780, 872, 1090, 1308, 1417, 1560, 1635, 2180, 2616, 2834, 3270, 4251, 4360, 5668, 6540, 7085, 7883, 8502, 11336, 13080, 14170, 15766, 17004, 21255, 23649, 28340, 31532, 34008, 39415, 42510, 47298, 56680, 63064, 78830, 85020, 94596, 102479, 118245, 157660, 170040, 189192, 204958, 236490, 307437, 315320, 409916, 472980, 512395, 614874, 819832, 859247, 945960, 1024790, 1229748, 1537185, 1718494, 2049580, 2459496, 2577741, 3074370, 3436988, 4099160, 4296235, 5155482, 6148740, 6873976, 8592470, 10310964, 11170211, 12297480, 12888705, 17184940, 20621928, 22340422, 25777410, 33510633, 34369880, 44680844, 51554820, 55851055, 67021266, 89361688, 103109640, 111702110, 134042532, 167553165, 223404220, 268085064, 335106330, 446808440, 670212660, 1340425320]

約数ペア:

[(1, 1340425320), (2, 670212660), (3, 446808440), (4, 335106330), (5, 268085064), (6, 223404220), (8, 167553165), (10, 134042532), (12, 111702110), (13, 103109640), (15, 89361688), (20, 67021266), (24, 55851055), (26, 51554820), (30, 44680844), (39, 34369880), (40, 33510633), (52, 25777410), (60, 22340422), (65, 20621928), (78, 17184940), (104, 12888705), (109, 12297480), (120, 11170211), (130, 10310964), (156, 8592470), (195, 6873976), (218, 6148740), (260, 5155482), (312, 4296235), (327, 4099160), (390, 3436988), (436, 3074370), (520, 2577741), (545, 2459496), (654, 2049580), (780, 1718494), (872, 1537185), (1090, 1229748), (1308, 1024790), (1417, 945960), (1560, 859247), (1635, 819832), (2180, 614874), (2616, 512395), (2834, 472980), (3270, 409916), (4251, 315320), (4360, 307437), (5668, 236490), (6540, 204958), (7085, 189192), (7883, 170040), (8502, 157660), (11336, 118245), (13080, 102479), (14170, 94596), (15766, 85020), (17004, 78830), (21255, 63064), (23649, 56680), (28340, 47298), (31532, 42510), (34008, 39415)]