220347180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3391}}^1$

素因数の和:3444

約数の個数: 108

約数和(自身を含む): 705624192

約数和(自身を除く): 485277012

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, 1444, 1710, 1805, 2166, 3249, 3391, 3420, 3610, 4332, 5415, 6498, 6782, 7220, 10173, 10830, 12996, 13564, 16245, 16955, 20346, 21660, 30519, 32490, 33910, 40692, 50865, 61038, 64429, 64980, 67820, 101730, 122076, 128858, 152595, 193287, 203460, 257716, 305190, 322145, 386574, 579861, 610380, 644290, 773148, 966435, 1159722, 1224151, 1288580, 1932870, 2319444, 2448302, 2899305, 3672453, 3865740, 4896604, 5798610, 6120755, 7344906, 11017359, 11597220, 12241510, 14689812, 18362265, 22034718, 24483020, 36724530, 44069436, 55086795, 73449060, 110173590, 220347180]

約数ペア:

[(1, 220347180), (2, 110173590), (3, 73449060), (4, 55086795), (5, 44069436), (6, 36724530), (9, 24483020), (10, 22034718), (12, 18362265), (15, 14689812), (18, 12241510), (19, 11597220), (20, 11017359), (30, 7344906), (36, 6120755), (38, 5798610), (45, 4896604), (57, 3865740), (60, 3672453), (76, 2899305), (90, 2448302), (95, 2319444), (114, 1932870), (171, 1288580), (180, 1224151), (190, 1159722), (228, 966435), (285, 773148), (342, 644290), (361, 610380), (380, 579861), (570, 386574), (684, 322145), (722, 305190), (855, 257716), (1083, 203460), (1140, 193287), (1444, 152595), (1710, 128858), (1805, 122076), (2166, 101730), (3249, 67820), (3391, 64980), (3420, 64429), (3610, 61038), (4332, 50865), (5415, 40692), (6498, 33910), (6782, 32490), (7220, 30519), (10173, 21660), (10830, 20346), (12996, 16955), (13564, 16245)]