830960820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{242971}}^1$

素因数の和:243005

約数の個数: 72

約数和(自身を含む): 2653254240

約数和(自身を除く): 1822293420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 242971, 485942, 728913, 971884, 1214855, 1457826, 2186739, 2429710, 2915652, 3644565, 4373478, 4616449, 4859420, 7289130, 8746956, 9232898, 10933695, 13849347, 14578260, 18465796, 21867390, 23082245, 27698694, 41548041, 43734780, 46164490, 55397388, 69246735, 83096082, 92328980, 138493470, 166192164, 207740205, 276986940, 415480410, 830960820]

約数ペア:

[(1, 830960820), (2, 415480410), (3, 276986940), (4, 207740205), (5, 166192164), (6, 138493470), (9, 92328980), (10, 83096082), (12, 69246735), (15, 55397388), (18, 46164490), (19, 43734780), (20, 41548041), (30, 27698694), (36, 23082245), (38, 21867390), (45, 18465796), (57, 14578260), (60, 13849347), (76, 10933695), (90, 9232898), (95, 8746956), (114, 7289130), (171, 4859420), (180, 4616449), (190, 4373478), (228, 3644565), (285, 2915652), (342, 2429710), (380, 2186739), (570, 1457826), (684, 1214855), (855, 971884), (1140, 728913), (1710, 485942), (3420, 242971)]