86661660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{4001}}^1$

素因数の和:4051

約数の個数: 72

約数和(自身を含む): 256160016

約数和(自身を除く): 169498356

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, 1444, 1805, 2166, 3610, 4001, 4332, 5415, 7220, 8002, 10830, 12003, 16004, 20005, 21660, 24006, 40010, 48012, 60015, 76019, 80020, 120030, 152038, 228057, 240060, 304076, 380095, 456114, 760190, 912228, 1140285, 1444361, 1520380, 2280570, 2888722, 4333083, 4561140, 5777444, 7221805, 8666166, 14443610, 17332332, 21665415, 28887220, 43330830, 86661660]

約数ペア:

[(1, 86661660), (2, 43330830), (3, 28887220), (4, 21665415), (5, 17332332), (6, 14443610), (10, 8666166), (12, 7221805), (15, 5777444), (19, 4561140), (20, 4333083), (30, 2888722), (38, 2280570), (57, 1520380), (60, 1444361), (76, 1140285), (95, 912228), (114, 760190), (190, 456114), (228, 380095), (285, 304076), (361, 240060), (380, 228057), (570, 152038), (722, 120030), (1083, 80020), (1140, 76019), (1444, 60015), (1805, 48012), (2166, 40010), (3610, 24006), (4001, 21660), (4332, 20005), (5415, 16004), (7220, 12003), (8002, 10830)]