79860420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1229}}^1$

素因数の和:1282

約数の個数: 108

約数和(自身を含む): 255871980

約数和(自身を除く): 176011560

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, 361, 380, 570, 684, 722, 855, 1083, 1140, 1229, 1444, 1710, 1805, 2166, 2458, 3249, 3420, 3610, 3687, 4332, 4916, 5415, 6145, 6498, 7220, 7374, 10830, 11061, 12290, 12996, 14748, 16245, 18435, 21660, 22122, 23351, 24580, 32490, 36870, 44244, 46702, 55305, 64980, 70053, 73740, 93404, 110610, 116755, 140106, 210159, 221220, 233510, 280212, 350265, 420318, 443669, 467020, 700530, 840636, 887338, 1050795, 1331007, 1401060, 1774676, 2101590, 2218345, 2662014, 3993021, 4203180, 4436690, 5324028, 6655035, 7986042, 8873380, 13310070, 15972084, 19965105, 26620140, 39930210, 79860420]

約数ペア:

[(1, 79860420), (2, 39930210), (3, 26620140), (4, 19965105), (5, 15972084), (6, 13310070), (9, 8873380), (10, 7986042), (12, 6655035), (15, 5324028), (18, 4436690), (19, 4203180), (20, 3993021), (30, 2662014), (36, 2218345), (38, 2101590), (45, 1774676), (57, 1401060), (60, 1331007), (76, 1050795), (90, 887338), (95, 840636), (114, 700530), (171, 467020), (180, 443669), (190, 420318), (228, 350265), (285, 280212), (342, 233510), (361, 221220), (380, 210159), (570, 140106), (684, 116755), (722, 110610), (855, 93404), (1083, 73740), (1140, 70053), (1229, 64980), (1444, 55305), (1710, 46702), (1805, 44244), (2166, 36870), (2458, 32490), (3249, 24580), (3420, 23351), (3610, 22122), (3687, 21660), (4332, 18435), (4916, 16245), (5415, 14748), (6145, 12996), (6498, 12290), (7220, 11061), (7374, 10830)]