22513860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 74692800

約数和(自身を除く): 52178940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 227, 228, 261, 285, 290, 342, 348, 380, 435, 454, 522, 551, 570, 580, 681, 684, 855, 870, 908, 1044, 1102, 1135, 1140, 1305, 1362, 1653, 1710, 1740, 2043, 2204, 2270, 2610, 2724, 2755, 3306, 3405, 3420, 4086, 4313, 4540, 4959, 5220, 5510, 6583, 6612, 6810, 8172, 8265, 8626, 9918, 10215, 11020, 12939, 13166, 13620, 16530, 17252, 19749, 19836, 20430, 21565, 24795, 25878, 26332, 32915, 33060, 38817, 39498, 40860, 43130, 49590, 51756, 59247, 64695, 65830, 77634, 78996, 86260, 98745, 99180, 118494, 125077, 129390, 131660, 155268, 194085, 197490, 236988, 250154, 258780, 296235, 375231, 388170, 394980, 500308, 592470, 625385, 750462, 776340, 1125693, 1184940, 1250770, 1500924, 1876155, 2251386, 2501540, 3752310, 4502772, 5628465, 7504620, 11256930, 22513860]

約数ペア:

[(1, 22513860), (2, 11256930), (3, 7504620), (4, 5628465), (5, 4502772), (6, 3752310), (9, 2501540), (10, 2251386), (12, 1876155), (15, 1500924), (18, 1250770), (19, 1184940), (20, 1125693), (29, 776340), (30, 750462), (36, 625385), (38, 592470), (45, 500308), (57, 394980), (58, 388170), (60, 375231), (76, 296235), (87, 258780), (90, 250154), (95, 236988), (114, 197490), (116, 194085), (145, 155268), (171, 131660), (174, 129390), (180, 125077), (190, 118494), (227, 99180), (228, 98745), (261, 86260), (285, 78996), (290, 77634), (342, 65830), (348, 64695), (380, 59247), (435, 51756), (454, 49590), (522, 43130), (551, 40860), (570, 39498), (580, 38817), (681, 33060), (684, 32915), (855, 26332), (870, 25878), (908, 24795), (1044, 21565), (1102, 20430), (1135, 19836), (1140, 19749), (1305, 17252), (1362, 16530), (1653, 13620), (1710, 13166), (1740, 12939), (2043, 11020), (2204, 10215), (2270, 9918), (2610, 8626), (2724, 8265), (2755, 8172), (3306, 6810), (3405, 6612), (3420, 6583), (4086, 5510), (4313, 5220), (4540, 4959)]