15520320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:357

約数の個数: 168

約数和(自身を含む): 56701944

約数和(自身を除く): 41181624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 317, 320, 340, 360, 408, 480, 510, 544, 576, 612, 634, 680, 720, 765, 816, 951, 960, 1020, 1088, 1224, 1268, 1360, 1440, 1530, 1585, 1632, 1902, 2040, 2448, 2536, 2720, 2853, 2880, 3060, 3170, 3264, 3804, 4080, 4755, 4896, 5072, 5389, 5440, 5706, 6120, 6340, 7608, 8160, 9510, 9792, 10144, 10778, 11412, 12240, 12680, 14265, 15216, 16167, 16320, 19020, 20288, 21556, 22824, 24480, 25360, 26945, 28530, 30432, 32334, 38040, 43112, 45648, 48501, 48960, 50720, 53890, 57060, 60864, 64668, 76080, 80835, 86224, 91296, 97002, 101440, 107780, 114120, 129336, 152160, 161670, 172448, 182592, 194004, 215560, 228240, 242505, 258672, 304320, 323340, 344896, 388008, 431120, 456480, 485010, 517344, 646680, 776016, 862240, 912960, 970020, 1034688, 1293360, 1552032, 1724480, 1940040, 2586720, 3104064, 3880080, 5173440, 7760160, 15520320]

約数ペア:

[(1, 15520320), (2, 7760160), (3, 5173440), (4, 3880080), (5, 3104064), (6, 2586720), (8, 1940040), (9, 1724480), (10, 1552032), (12, 1293360), (15, 1034688), (16, 970020), (17, 912960), (18, 862240), (20, 776016), (24, 646680), (30, 517344), (32, 485010), (34, 456480), (36, 431120), (40, 388008), (45, 344896), (48, 323340), (51, 304320), (60, 258672), (64, 242505), (68, 228240), (72, 215560), (80, 194004), (85, 182592), (90, 172448), (96, 161670), (102, 152160), (120, 129336), (136, 114120), (144, 107780), (153, 101440), (160, 97002), (170, 91296), (180, 86224), (192, 80835), (204, 76080), (240, 64668), (255, 60864), (272, 57060), (288, 53890), (306, 50720), (317, 48960), (320, 48501), (340, 45648), (360, 43112), (408, 38040), (480, 32334), (510, 30432), (544, 28530), (576, 26945), (612, 25360), (634, 24480), (680, 22824), (720, 21556), (765, 20288), (816, 19020), (951, 16320), (960, 16167), (1020, 15216), (1088, 14265), (1224, 12680), (1268, 12240), (1360, 11412), (1440, 10778), (1530, 10144), (1585, 9792), (1632, 9510), (1902, 8160), (2040, 7608), (2448, 6340), (2536, 6120), (2720, 5706), (2853, 5440), (2880, 5389), (3060, 5072), (3170, 4896), (3264, 4755), (3804, 4080)]