78503580

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 255921120

約数和(自身を除く): 177417540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 243, 261, 270, 290, 324, 348, 405, 435, 486, 522, 540, 557, 580, 783, 810, 870, 972, 1044, 1114, 1215, 1305, 1566, 1620, 1671, 1740, 2228, 2349, 2430, 2610, 2785, 3132, 3342, 3915, 4698, 4860, 5013, 5220, 5570, 6684, 7047, 7830, 8355, 9396, 10026, 11140, 11745, 14094, 15039, 15660, 16153, 16710, 20052, 23490, 25065, 28188, 30078, 32306, 33420, 35235, 45117, 46980, 48459, 50130, 60156, 64612, 70470, 75195, 80765, 90234, 96918, 100260, 135351, 140940, 145377, 150390, 161530, 180468, 193836, 225585, 242295, 270702, 290754, 300780, 323060, 436131, 451170, 484590, 541404, 581508, 676755, 726885, 872262, 902340, 969180, 1308393, 1353510, 1453770, 1744524, 2180655, 2616786, 2707020, 2907540, 3925179, 4361310, 5233572, 6541965, 7850358, 8722620, 13083930, 15700716, 19625895, 26167860, 39251790, 78503580]

約数ペア:

[(1, 78503580), (2, 39251790), (3, 26167860), (4, 19625895), (5, 15700716), (6, 13083930), (9, 8722620), (10, 7850358), (12, 6541965), (15, 5233572), (18, 4361310), (20, 3925179), (27, 2907540), (29, 2707020), (30, 2616786), (36, 2180655), (45, 1744524), (54, 1453770), (58, 1353510), (60, 1308393), (81, 969180), (87, 902340), (90, 872262), (108, 726885), (116, 676755), (135, 581508), (145, 541404), (162, 484590), (174, 451170), (180, 436131), (243, 323060), (261, 300780), (270, 290754), (290, 270702), (324, 242295), (348, 225585), (405, 193836), (435, 180468), (486, 161530), (522, 150390), (540, 145377), (557, 140940), (580, 135351), (783, 100260), (810, 96918), (870, 90234), (972, 80765), (1044, 75195), (1114, 70470), (1215, 64612), (1305, 60156), (1566, 50130), (1620, 48459), (1671, 46980), (1740, 45117), (2228, 35235), (2349, 33420), (2430, 32306), (2610, 30078), (2785, 28188), (3132, 25065), (3342, 23490), (3915, 20052), (4698, 16710), (4860, 16153), (5013, 15660), (5220, 15039), (5570, 14094), (6684, 11745), (7047, 11140), (7830, 10026), (8355, 9396)]