235580520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{991}}^1$

素因数の和:1295

約数の個数: 128

約数和(自身を含む): 811376640

約数和(自身を除く): 575796120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 283, 420, 566, 840, 849, 991, 1132, 1415, 1698, 1981, 1982, 2264, 2830, 2973, 3396, 3962, 3964, 4245, 4955, 5660, 5943, 5946, 6792, 6937, 7924, 7928, 8490, 9905, 9910, 11320, 11886, 11892, 13874, 14865, 15848, 16980, 19810, 19820, 20811, 23772, 23784, 27748, 29715, 29730, 33960, 34685, 39620, 39640, 41622, 47544, 55496, 59430, 59460, 69370, 79240, 83244, 104055, 118860, 118920, 138740, 166488, 208110, 237720, 277480, 280453, 416220, 560906, 832440, 841359, 1121812, 1402265, 1682718, 1963171, 2243624, 2804530, 3365436, 3926342, 4206795, 5609060, 5889513, 6730872, 7852684, 8413590, 9815855, 11218120, 11779026, 15705368, 16827180, 19631710, 23558052, 29447565, 33654360, 39263420, 47116104, 58895130, 78526840, 117790260, 235580520]

約数ペア:

[(1, 235580520), (2, 117790260), (3, 78526840), (4, 58895130), (5, 47116104), (6, 39263420), (7, 33654360), (8, 29447565), (10, 23558052), (12, 19631710), (14, 16827180), (15, 15705368), (20, 11779026), (21, 11218120), (24, 9815855), (28, 8413590), (30, 7852684), (35, 6730872), (40, 5889513), (42, 5609060), (56, 4206795), (60, 3926342), (70, 3365436), (84, 2804530), (105, 2243624), (120, 1963171), (140, 1682718), (168, 1402265), (210, 1121812), (280, 841359), (283, 832440), (420, 560906), (566, 416220), (840, 280453), (849, 277480), (991, 237720), (1132, 208110), (1415, 166488), (1698, 138740), (1981, 118920), (1982, 118860), (2264, 104055), (2830, 83244), (2973, 79240), (3396, 69370), (3962, 59460), (3964, 59430), (4245, 55496), (4955, 47544), (5660, 41622), (5943, 39640), (5946, 39620), (6792, 34685), (6937, 33960), (7924, 29730), (7928, 29715), (8490, 27748), (9905, 23784), (9910, 23772), (11320, 20811), (11886, 19820), (11892, 19810), (13874, 16980), (14865, 15848)]