1781865660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{3067}}^1$

素因数の和:3523

約数の個数: 96

約数和(自身を含む): 5220214272

約数和(自身を除く): 3438348612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 421, 460, 690, 842, 1263, 1380, 1684, 2105, 2526, 3067, 4210, 5052, 6134, 6315, 8420, 9201, 9683, 12268, 12630, 15335, 18402, 19366, 25260, 29049, 30670, 36804, 38732, 46005, 48415, 58098, 61340, 70541, 92010, 96830, 116196, 141082, 145245, 184020, 193660, 211623, 282164, 290490, 352705, 423246, 580980, 705410, 846492, 1058115, 1291207, 1410820, 2116230, 2582414, 3873621, 4232460, 5164828, 6456035, 7747242, 12912070, 15494484, 19368105, 25824140, 29697761, 38736210, 59395522, 77472420, 89093283, 118791044, 148488805, 178186566, 296977610, 356373132, 445466415, 593955220, 890932830, 1781865660]

約数ペア:

[(1, 1781865660), (2, 890932830), (3, 593955220), (4, 445466415), (5, 356373132), (6, 296977610), (10, 178186566), (12, 148488805), (15, 118791044), (20, 89093283), (23, 77472420), (30, 59395522), (46, 38736210), (60, 29697761), (69, 25824140), (92, 19368105), (115, 15494484), (138, 12912070), (230, 7747242), (276, 6456035), (345, 5164828), (421, 4232460), (460, 3873621), (690, 2582414), (842, 2116230), (1263, 1410820), (1380, 1291207), (1684, 1058115), (2105, 846492), (2526, 705410), (3067, 580980), (4210, 423246), (5052, 352705), (6134, 290490), (6315, 282164), (8420, 211623), (9201, 193660), (9683, 184020), (12268, 145245), (12630, 141082), (15335, 116196), (18402, 96830), (19366, 92010), (25260, 70541), (29049, 61340), (30670, 58098), (36804, 48415), (38732, 46005)]