72302220

素因数分解:

$2^2\times 3^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 247993200

約数和(自身を除く): 175690980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 81, 87, 90, 95, 108, 114, 116, 135, 145, 162, 171, 174, 180, 190, 228, 243, 261, 270, 285, 290, 324, 342, 348, 380, 405, 435, 486, 513, 522, 540, 551, 570, 580, 684, 729, 783, 810, 855, 870, 972, 1026, 1044, 1102, 1140, 1215, 1305, 1458, 1539, 1566, 1620, 1653, 1710, 1740, 2052, 2187, 2204, 2349, 2430, 2565, 2610, 2755, 2916, 3078, 3132, 3306, 3420, 3645, 3915, 4374, 4617, 4698, 4860, 4959, 5130, 5220, 5510, 6156, 6561, 6612, 7047, 7290, 7695, 7830, 8265, 8748, 9234, 9396, 9918, 10260, 10935, 11020, 11745, 13122, 13851, 14094, 14580, 14877, 15390, 15660, 16530, 18468, 19836, 21141, 21870, 23085, 23490, 24795, 26244, 27702, 28188, 29754, 30780, 32805, 33060, 35235, 41553, 42282, 43740, 44631, 46170, 46980, 49590, 55404, 59508, 63423, 65610, 69255, 70470, 74385, 83106, 84564, 89262, 92340, 99180, 105705, 124659, 126846, 131220, 133893, 138510, 140940, 148770, 166212, 178524, 190269, 207765, 211410, 223155, 249318, 253692, 267786, 277020, 297540, 317115, 380538, 401679, 415530, 422820, 446310, 498636, 535572, 623295, 634230, 669465, 761076, 803358, 831060, 892620, 951345, 1205037, 1246590, 1268460, 1338930, 1606716, 1902690, 2008395, 2410074, 2493180, 2677860, 3615111, 3805380, 4016790, 4820148, 6025185, 7230222, 8033580, 12050370, 14460444, 18075555, 24100740, 36151110, 72302220]

約数ペア:

[(1, 72302220), (2, 36151110), (3, 24100740), (4, 18075555), (5, 14460444), (6, 12050370), (9, 8033580), (10, 7230222), (12, 6025185), (15, 4820148), (18, 4016790), (19, 3805380), (20, 3615111), (27, 2677860), (29, 2493180), (30, 2410074), (36, 2008395), (38, 1902690), (45, 1606716), (54, 1338930), (57, 1268460), (58, 1246590), (60, 1205037), (76, 951345), (81, 892620), (87, 831060), (90, 803358), (95, 761076), (108, 669465), (114, 634230), (116, 623295), (135, 535572), (145, 498636), (162, 446310), (171, 422820), (174, 415530), (180, 401679), (190, 380538), (228, 317115), (243, 297540), (261, 277020), (270, 267786), (285, 253692), (290, 249318), (324, 223155), (342, 211410), (348, 207765), (380, 190269), (405, 178524), (435, 166212), (486, 148770), (513, 140940), (522, 138510), (540, 133893), (551, 131220), (570, 126846), (580, 124659), (684, 105705), (729, 99180), (783, 92340), (810, 89262), (855, 84564), (870, 83106), (972, 74385), (1026, 70470), (1044, 69255), (1102, 65610), (1140, 63423), (1215, 59508), (1305, 55404), (1458, 49590), (1539, 46980), (1566, 46170), (1620, 44631), (1653, 43740), (1710, 42282), (1740, 41553), (2052, 35235), (2187, 33060), (2204, 32805), (2349, 30780), (2430, 29754), (2565, 28188), (2610, 27702), (2755, 26244), (2916, 24795), (3078, 23490), (3132, 23085), (3306, 21870), (3420, 21141), (3645, 19836), (3915, 18468), (4374, 16530), (4617, 15660), (4698, 15390), (4860, 14877), (4959, 14580), (5130, 14094), (5220, 13851), (5510, 13122), (6156, 11745), (6561, 11020), (6612, 10935), (7047, 10260), (7290, 9918), (7695, 9396), (7830, 9234), (8265, 8748)]