49428180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{557}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 164520720

約数和(自身を除く): 115092540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 204, 255, 261, 290, 306, 340, 348, 435, 493, 510, 522, 557, 580, 612, 765, 870, 986, 1020, 1044, 1114, 1305, 1479, 1530, 1671, 1740, 1972, 2228, 2465, 2610, 2785, 2958, 3060, 3342, 4437, 4930, 5013, 5220, 5570, 5916, 6684, 7395, 8355, 8874, 9469, 9860, 10026, 11140, 14790, 16153, 16710, 17748, 18938, 20052, 22185, 25065, 28407, 29580, 32306, 33420, 37876, 44370, 47345, 48459, 50130, 56814, 64612, 80765, 85221, 88740, 94690, 96918, 100260, 113628, 142035, 145377, 161530, 170442, 189380, 193836, 242295, 274601, 284070, 290754, 323060, 340884, 426105, 484590, 549202, 568140, 581508, 726885, 823803, 852210, 969180, 1098404, 1373005, 1453770, 1647606, 1704420, 2471409, 2746010, 2907540, 3295212, 4119015, 4942818, 5492020, 8238030, 9885636, 12357045, 16476060, 24714090, 49428180]

約数ペア:

[(1, 49428180), (2, 24714090), (3, 16476060), (4, 12357045), (5, 9885636), (6, 8238030), (9, 5492020), (10, 4942818), (12, 4119015), (15, 3295212), (17, 2907540), (18, 2746010), (20, 2471409), (29, 1704420), (30, 1647606), (34, 1453770), (36, 1373005), (45, 1098404), (51, 969180), (58, 852210), (60, 823803), (68, 726885), (85, 581508), (87, 568140), (90, 549202), (102, 484590), (116, 426105), (145, 340884), (153, 323060), (170, 290754), (174, 284070), (180, 274601), (204, 242295), (255, 193836), (261, 189380), (290, 170442), (306, 161530), (340, 145377), (348, 142035), (435, 113628), (493, 100260), (510, 96918), (522, 94690), (557, 88740), (580, 85221), (612, 80765), (765, 64612), (870, 56814), (986, 50130), (1020, 48459), (1044, 47345), (1114, 44370), (1305, 37876), (1479, 33420), (1530, 32306), (1671, 29580), (1740, 28407), (1972, 25065), (2228, 22185), (2465, 20052), (2610, 18938), (2785, 17748), (2958, 16710), (3060, 16153), (3342, 14790), (4437, 11140), (4930, 10026), (5013, 9860), (5220, 9469), (5570, 8874), (5916, 8355), (6684, 7395)]