313888920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 967170240

約数和(自身を除く): 653281320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 137, 183, 244, 274, 305, 313, 366, 411, 488, 548, 610, 626, 685, 732, 822, 915, 939, 1096, 1220, 1252, 1370, 1464, 1565, 1644, 1830, 1878, 2055, 2440, 2504, 2740, 3130, 3288, 3660, 3756, 4110, 4695, 5480, 6260, 7320, 7512, 8220, 8357, 9390, 12520, 16440, 16714, 18780, 19093, 25071, 33428, 37560, 38186, 41785, 42881, 50142, 57279, 66856, 76372, 83570, 85762, 95465, 100284, 114558, 125355, 128643, 152744, 167140, 171524, 190930, 200568, 214405, 229116, 250710, 257286, 286395, 334280, 343048, 381860, 428810, 458232, 501420, 514572, 572790, 643215, 763720, 857620, 1002840, 1029144, 1145580, 1286430, 1715240, 2291160, 2572860, 2615741, 5145720, 5231482, 7847223, 10462964, 13078705, 15694446, 20925928, 26157410, 31388892, 39236115, 52314820, 62777784, 78472230, 104629640, 156944460, 313888920]

約数ペア:

[(1, 313888920), (2, 156944460), (3, 104629640), (4, 78472230), (5, 62777784), (6, 52314820), (8, 39236115), (10, 31388892), (12, 26157410), (15, 20925928), (20, 15694446), (24, 13078705), (30, 10462964), (40, 7847223), (60, 5231482), (61, 5145720), (120, 2615741), (122, 2572860), (137, 2291160), (183, 1715240), (244, 1286430), (274, 1145580), (305, 1029144), (313, 1002840), (366, 857620), (411, 763720), (488, 643215), (548, 572790), (610, 514572), (626, 501420), (685, 458232), (732, 428810), (822, 381860), (915, 343048), (939, 334280), (1096, 286395), (1220, 257286), (1252, 250710), (1370, 229116), (1464, 214405), (1565, 200568), (1644, 190930), (1830, 171524), (1878, 167140), (2055, 152744), (2440, 128643), (2504, 125355), (2740, 114558), (3130, 100284), (3288, 95465), (3660, 85762), (3756, 83570), (4110, 76372), (4695, 66856), (5480, 57279), (6260, 50142), (7320, 42881), (7512, 41785), (8220, 38186), (8357, 37560), (9390, 33428), (12520, 25071), (16440, 19093), (16714, 18780)]