15338960

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 160

約数和(自身を含む): 45830400

約数和(自身を除く): 30491440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 49, 52, 56, 65, 70, 80, 86, 91, 98, 104, 112, 130, 140, 172, 182, 196, 208, 215, 245, 260, 280, 301, 343, 344, 364, 392, 430, 455, 490, 520, 559, 560, 602, 637, 686, 688, 728, 784, 860, 910, 980, 1040, 1118, 1204, 1274, 1372, 1456, 1505, 1715, 1720, 1820, 1960, 2107, 2236, 2408, 2548, 2744, 2795, 3010, 3185, 3430, 3440, 3640, 3913, 3920, 4214, 4459, 4472, 4816, 5096, 5488, 5590, 6020, 6370, 6860, 7280, 7826, 8428, 8918, 8944, 10192, 10535, 11180, 12040, 12740, 13720, 14749, 15652, 16856, 17836, 19565, 21070, 22295, 22360, 24080, 25480, 27391, 27440, 29498, 31304, 33712, 35672, 39130, 42140, 44590, 44720, 50960, 54782, 58996, 62608, 71344, 73745, 78260, 84280, 89180, 109564, 117992, 136955, 147490, 156520, 168560, 178360, 191737, 219128, 235984, 273910, 294980, 313040, 356720, 383474, 438256, 547820, 589960, 766948, 958685, 1095640, 1179920, 1533896, 1917370, 2191280, 3067792, 3834740, 7669480, 15338960]

約数ペア:

[(1, 15338960), (2, 7669480), (4, 3834740), (5, 3067792), (7, 2191280), (8, 1917370), (10, 1533896), (13, 1179920), (14, 1095640), (16, 958685), (20, 766948), (26, 589960), (28, 547820), (35, 438256), (40, 383474), (43, 356720), (49, 313040), (52, 294980), (56, 273910), (65, 235984), (70, 219128), (80, 191737), (86, 178360), (91, 168560), (98, 156520), (104, 147490), (112, 136955), (130, 117992), (140, 109564), (172, 89180), (182, 84280), (196, 78260), (208, 73745), (215, 71344), (245, 62608), (260, 58996), (280, 54782), (301, 50960), (343, 44720), (344, 44590), (364, 42140), (392, 39130), (430, 35672), (455, 33712), (490, 31304), (520, 29498), (559, 27440), (560, 27391), (602, 25480), (637, 24080), (686, 22360), (688, 22295), (728, 21070), (784, 19565), (860, 17836), (910, 16856), (980, 15652), (1040, 14749), (1118, 13720), (1204, 12740), (1274, 12040), (1372, 11180), (1456, 10535), (1505, 10192), (1715, 8944), (1720, 8918), (1820, 8428), (1960, 7826), (2107, 7280), (2236, 6860), (2408, 6370), (2548, 6020), (2744, 5590), (2795, 5488), (3010, 5096), (3185, 4816), (3430, 4472), (3440, 4459), (3640, 4214), (3913, 3920)]