216495120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 160

約数和(自身を含む): 712990080

約数和(自身を除く): 496494960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 197, 228, 240, 241, 285, 304, 380, 394, 456, 482, 570, 591, 723, 760, 788, 912, 964, 985, 1140, 1182, 1205, 1446, 1520, 1576, 1928, 1970, 2280, 2364, 2410, 2892, 2955, 3152, 3615, 3743, 3856, 3940, 4560, 4579, 4728, 4820, 5784, 5910, 7230, 7486, 7880, 9158, 9456, 9640, 11229, 11568, 11820, 13737, 14460, 14972, 15760, 18316, 18715, 19280, 22458, 22895, 23640, 27474, 28920, 29944, 36632, 37430, 44916, 45790, 47280, 47477, 54948, 56145, 57840, 59888, 68685, 73264, 74860, 89832, 91580, 94954, 109896, 112290, 137370, 142431, 149720, 179664, 183160, 189908, 219792, 224580, 237385, 274740, 284862, 299440, 366320, 379816, 449160, 474770, 549480, 569724, 712155, 759632, 898320, 902063, 949540, 1098960, 1139448, 1424310, 1804126, 1899080, 2278896, 2706189, 2848620, 3608252, 3798160, 4510315, 5412378, 5697240, 7216504, 9020630, 10824756, 11394480, 13530945, 14433008, 18041260, 21649512, 27061890, 36082520, 43299024, 54123780, 72165040, 108247560, 216495120]

約数ペア:

[(1, 216495120), (2, 108247560), (3, 72165040), (4, 54123780), (5, 43299024), (6, 36082520), (8, 27061890), (10, 21649512), (12, 18041260), (15, 14433008), (16, 13530945), (19, 11394480), (20, 10824756), (24, 9020630), (30, 7216504), (38, 5697240), (40, 5412378), (48, 4510315), (57, 3798160), (60, 3608252), (76, 2848620), (80, 2706189), (95, 2278896), (114, 1899080), (120, 1804126), (152, 1424310), (190, 1139448), (197, 1098960), (228, 949540), (240, 902063), (241, 898320), (285, 759632), (304, 712155), (380, 569724), (394, 549480), (456, 474770), (482, 449160), (570, 379816), (591, 366320), (723, 299440), (760, 284862), (788, 274740), (912, 237385), (964, 224580), (985, 219792), (1140, 189908), (1182, 183160), (1205, 179664), (1446, 149720), (1520, 142431), (1576, 137370), (1928, 112290), (1970, 109896), (2280, 94954), (2364, 91580), (2410, 89832), (2892, 74860), (2955, 73264), (3152, 68685), (3615, 59888), (3743, 57840), (3856, 56145), (3940, 54948), (4560, 47477), (4579, 47280), (4728, 45790), (4820, 44916), (5784, 37430), (5910, 36632), (7230, 29944), (7486, 28920), (7880, 27474), (9158, 23640), (9456, 22895), (9640, 22458), (11229, 19280), (11568, 18715), (11820, 18316), (13737, 15760), (14460, 14972)]