71730720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:587

約数の個数: 144

約数和(自身を含む): 247567320

約数和(自身を除く): 175836600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 109, 120, 144, 160, 180, 218, 240, 288, 327, 360, 436, 457, 480, 545, 654, 720, 872, 914, 981, 1090, 1308, 1371, 1440, 1635, 1744, 1828, 1962, 2180, 2285, 2616, 2742, 3270, 3488, 3656, 3924, 4113, 4360, 4570, 4905, 5232, 5484, 6540, 6855, 7312, 7848, 8226, 8720, 9140, 9810, 10464, 10968, 13080, 13710, 14624, 15696, 16452, 17440, 18280, 19620, 20565, 21936, 26160, 27420, 31392, 32904, 36560, 39240, 41130, 43872, 49813, 52320, 54840, 65808, 73120, 78480, 82260, 99626, 109680, 131616, 149439, 156960, 164520, 199252, 219360, 249065, 298878, 329040, 398504, 448317, 498130, 597756, 658080, 747195, 797008, 896634, 996260, 1195512, 1494390, 1594016, 1793268, 1992520, 2241585, 2391024, 2988780, 3586536, 3985040, 4483170, 4782048, 5977560, 7173072, 7970080, 8966340, 11955120, 14346144, 17932680, 23910240, 35865360, 71730720]

約数ペア:

[(1, 71730720), (2, 35865360), (3, 23910240), (4, 17932680), (5, 14346144), (6, 11955120), (8, 8966340), (9, 7970080), (10, 7173072), (12, 5977560), (15, 4782048), (16, 4483170), (18, 3985040), (20, 3586536), (24, 2988780), (30, 2391024), (32, 2241585), (36, 1992520), (40, 1793268), (45, 1594016), (48, 1494390), (60, 1195512), (72, 996260), (80, 896634), (90, 797008), (96, 747195), (109, 658080), (120, 597756), (144, 498130), (160, 448317), (180, 398504), (218, 329040), (240, 298878), (288, 249065), (327, 219360), (360, 199252), (436, 164520), (457, 156960), (480, 149439), (545, 131616), (654, 109680), (720, 99626), (872, 82260), (914, 78480), (981, 73120), (1090, 65808), (1308, 54840), (1371, 52320), (1440, 49813), (1635, 43872), (1744, 41130), (1828, 39240), (1962, 36560), (2180, 32904), (2285, 31392), (2616, 27420), (2742, 26160), (3270, 21936), (3488, 20565), (3656, 19620), (3924, 18280), (4113, 17440), (4360, 16452), (4570, 15696), (4905, 14624), (5232, 13710), (5484, 13080), (6540, 10968), (6855, 10464), (7312, 9810), (7848, 9140), (8226, 8720)]