215536818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:256

約数の個数: 96

約数和(自身を含む): 525571200

約数和(自身を除く): 310034382

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 89, 109, 138, 161, 178, 218, 267, 322, 327, 483, 529, 534, 623, 654, 763, 966, 1058, 1246, 1526, 1587, 1869, 2047, 2289, 2507, 3174, 3703, 3738, 4094, 4578, 5014, 6141, 7406, 7521, 9701, 11109, 12282, 14329, 15042, 17549, 19402, 22218, 28658, 29103, 35098, 42987, 47081, 52647, 57661, 58206, 67907, 85974, 94162, 105294, 115322, 135814, 141243, 172983, 203721, 223123, 282486, 329567, 345966, 403627, 407442, 446246, 659134, 669369, 807254, 988701, 1210881, 1338738, 1561861, 1977402, 2421762, 3123722, 4685583, 5131829, 9371166, 10263658, 15395487, 30790974, 35922803, 71845606, 107768409, 215536818]

約数ペア:

[(1, 215536818), (2, 107768409), (3, 71845606), (6, 35922803), (7, 30790974), (14, 15395487), (21, 10263658), (23, 9371166), (42, 5131829), (46, 4685583), (69, 3123722), (89, 2421762), (109, 1977402), (138, 1561861), (161, 1338738), (178, 1210881), (218, 988701), (267, 807254), (322, 669369), (327, 659134), (483, 446246), (529, 407442), (534, 403627), (623, 345966), (654, 329567), (763, 282486), (966, 223123), (1058, 203721), (1246, 172983), (1526, 141243), (1587, 135814), (1869, 115322), (2047, 105294), (2289, 94162), (2507, 85974), (3174, 67907), (3703, 58206), (3738, 57661), (4094, 52647), (4578, 47081), (5014, 42987), (6141, 35098), (7406, 29103), (7521, 28658), (9701, 22218), (11109, 19402), (12282, 17549), (14329, 15042)]