156710320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:279

約数の個数: 120

約数和(自身を含む): 402737616

約数和(自身を除く): 246027296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 169, 173, 208, 260, 268, 335, 338, 346, 520, 536, 670, 676, 692, 845, 865, 871, 1040, 1072, 1340, 1352, 1384, 1690, 1730, 1742, 2249, 2680, 2704, 2768, 3380, 3460, 3484, 4355, 4498, 5360, 6760, 6920, 6968, 8710, 8996, 11245, 11323, 11591, 13520, 13840, 13936, 17420, 17992, 22490, 22646, 23182, 29237, 34840, 35984, 44980, 45292, 46364, 56615, 57955, 58474, 69680, 89960, 90584, 92728, 113230, 115910, 116948, 146185, 150683, 179920, 181168, 185456, 226460, 231820, 233896, 292370, 301366, 452920, 463640, 467792, 584740, 602732, 753415, 905840, 927280, 1169480, 1205464, 1506830, 1958879, 2338960, 2410928, 3013660, 3917758, 6027320, 7835516, 9794395, 12054640, 15671032, 19588790, 31342064, 39177580, 78355160, 156710320]

約数ペア:

[(1, 156710320), (2, 78355160), (4, 39177580), (5, 31342064), (8, 19588790), (10, 15671032), (13, 12054640), (16, 9794395), (20, 7835516), (26, 6027320), (40, 3917758), (52, 3013660), (65, 2410928), (67, 2338960), (80, 1958879), (104, 1506830), (130, 1205464), (134, 1169480), (169, 927280), (173, 905840), (208, 753415), (260, 602732), (268, 584740), (335, 467792), (338, 463640), (346, 452920), (520, 301366), (536, 292370), (670, 233896), (676, 231820), (692, 226460), (845, 185456), (865, 181168), (871, 179920), (1040, 150683), (1072, 146185), (1340, 116948), (1352, 115910), (1384, 113230), (1690, 92728), (1730, 90584), (1742, 89960), (2249, 69680), (2680, 58474), (2704, 57955), (2768, 56615), (3380, 46364), (3460, 45292), (3484, 44980), (4355, 35984), (4498, 34840), (5360, 29237), (6760, 23182), (6920, 22646), (6968, 22490), (8710, 17992), (8996, 17420), (11245, 13936), (11323, 13840), (11591, 13520)]