289491030

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56431}}^1$

素因数の和:56466

約数の個数: 64

約数和(自身を含む): 812620800

約数和(自身を除く): 523129770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 56431, 112862, 169293, 282155, 338586, 507879, 564310, 846465, 1015758, 1072189, 1523637, 1692930, 2144378, 2539395, 3047274, 3216567, 5078790, 5360945, 6433134, 7618185, 9649701, 10721890, 15236370, 16082835, 19299402, 28949103, 32165670, 48248505, 57898206, 96497010, 144745515, 289491030]

約数ペア:

[(1, 289491030), (2, 144745515), (3, 96497010), (5, 57898206), (6, 48248505), (9, 32165670), (10, 28949103), (15, 19299402), (18, 16082835), (19, 15236370), (27, 10721890), (30, 9649701), (38, 7618185), (45, 6433134), (54, 5360945), (57, 5078790), (90, 3216567), (95, 3047274), (114, 2539395), (135, 2144378), (171, 1692930), (190, 1523637), (270, 1072189), (285, 1015758), (342, 846465), (513, 564310), (570, 507879), (855, 338586), (1026, 282155), (1710, 169293), (2565, 112862), (5130, 56431)]