211181580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2330

約数の個数: 144

約数和(自身を含む): 699578880

約数和(自身を除く): 488397300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2287, 2430, 2565, 3078, 3420, 4574, 4617, 4860, 5130, 6156, 6861, 7695, 9148, 9234, 10260, 11435, 13722, 15390, 18468, 20583, 22870, 23085, 27444, 30780, 34305, 41166, 43453, 45740, 46170, 61749, 68610, 82332, 86906, 92340, 102915, 123498, 130359, 137220, 173812, 185247, 205830, 217265, 246996, 260718, 308745, 370494, 391077, 411660, 434530, 521436, 555741, 617490, 651795, 740988, 782154, 869060, 926235, 1111482, 1173231, 1234980, 1303590, 1564308, 1852470, 1955385, 2222964, 2346462, 2607180, 2778705, 3519693, 3704940, 3910770, 4692924, 5557410, 5866155, 7039386, 7821540, 10559079, 11114820, 11732310, 14078772, 17598465, 21118158, 23464620, 35196930, 42236316, 52795395, 70393860, 105590790, 211181580]

約数ペア:

[(1, 211181580), (2, 105590790), (3, 70393860), (4, 52795395), (5, 42236316), (6, 35196930), (9, 23464620), (10, 21118158), (12, 17598465), (15, 14078772), (18, 11732310), (19, 11114820), (20, 10559079), (27, 7821540), (30, 7039386), (36, 5866155), (38, 5557410), (45, 4692924), (54, 3910770), (57, 3704940), (60, 3519693), (76, 2778705), (81, 2607180), (90, 2346462), (95, 2222964), (108, 1955385), (114, 1852470), (135, 1564308), (162, 1303590), (171, 1234980), (180, 1173231), (190, 1111482), (228, 926235), (243, 869060), (270, 782154), (285, 740988), (324, 651795), (342, 617490), (380, 555741), (405, 521436), (486, 434530), (513, 411660), (540, 391077), (570, 370494), (684, 308745), (810, 260718), (855, 246996), (972, 217265), (1026, 205830), (1140, 185247), (1215, 173812), (1539, 137220), (1620, 130359), (1710, 123498), (2052, 102915), (2287, 92340), (2430, 86906), (2565, 82332), (3078, 68610), (3420, 61749), (4574, 46170), (4617, 45740), (4860, 43453), (5130, 41166), (6156, 34305), (6861, 30780), (7695, 27444), (9148, 23085), (9234, 22870), (10260, 20583), (11435, 18468), (13722, 15390)]