30303030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 74996928

約数和(自身を除く): 44693898

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 101, 137, 146, 202, 219, 274, 303, 365, 411, 438, 505, 606, 685, 730, 822, 1010, 1095, 1370, 1515, 2055, 2190, 3030, 4110, 7373, 10001, 13837, 14746, 20002, 22119, 27674, 30003, 36865, 41511, 44238, 50005, 60006, 69185, 73730, 83022, 100010, 110595, 138370, 150015, 207555, 221190, 300030, 415110, 1010101, 2020202, 3030303, 5050505, 6060606, 10101010, 15151515, 30303030]

約数ペア:

[(1, 30303030), (2, 15151515), (3, 10101010), (5, 6060606), (6, 5050505), (10, 3030303), (15, 2020202), (30, 1010101), (73, 415110), (101, 300030), (137, 221190), (146, 207555), (202, 150015), (219, 138370), (274, 110595), (303, 100010), (365, 83022), (411, 73730), (438, 69185), (505, 60006), (606, 50005), (685, 44238), (730, 41511), (822, 36865), (1010, 30003), (1095, 27674), (1370, 22119), (1515, 20002), (2055, 14746), (2190, 13837), (3030, 10001), (4110, 7373)]