31038780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1433}}^1$

素因数の和:1483

約数の個数: 72

約数和(自身を含む): 91787472

約数和(自身を除く): 60748692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1433, 1444, 1805, 2166, 2866, 3610, 4299, 4332, 5415, 5732, 7165, 7220, 8598, 10830, 14330, 17196, 21495, 21660, 27227, 28660, 42990, 54454, 81681, 85980, 108908, 136135, 163362, 272270, 326724, 408405, 517313, 544540, 816810, 1034626, 1551939, 1633620, 2069252, 2586565, 3103878, 5173130, 6207756, 7759695, 10346260, 15519390, 31038780]

約数ペア:

[(1, 31038780), (2, 15519390), (3, 10346260), (4, 7759695), (5, 6207756), (6, 5173130), (10, 3103878), (12, 2586565), (15, 2069252), (19, 1633620), (20, 1551939), (30, 1034626), (38, 816810), (57, 544540), (60, 517313), (76, 408405), (95, 326724), (114, 272270), (190, 163362), (228, 136135), (285, 108908), (361, 85980), (380, 81681), (570, 54454), (722, 42990), (1083, 28660), (1140, 27227), (1433, 21660), (1444, 21495), (1805, 17196), (2166, 14330), (2866, 10830), (3610, 8598), (4299, 7220), (4332, 7165), (5415, 5732)]