20750730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:732

約数の個数: 128

約数和(自身を含む): 66963456

約数和(自身を除く): 46212726

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 691, 715, 770, 858, 910, 1001, 1155, 1365, 1382, 1430, 2002, 2073, 2145, 2310, 2730, 3003, 3455, 4146, 4290, 4837, 5005, 6006, 6910, 7601, 8983, 9674, 10010, 10365, 14511, 15015, 15202, 17966, 20730, 22803, 24185, 26949, 29022, 30030, 38005, 44915, 45606, 48370, 53207, 53898, 62881, 72555, 76010, 89830, 98813, 106414, 114015, 125762, 134745, 145110, 159621, 188643, 197626, 228030, 266035, 269490, 296439, 314405, 319242, 377286, 494065, 532070, 592878, 628810, 691691, 798105, 943215, 988130, 1383382, 1482195, 1596210, 1886430, 2075073, 2964390, 3458455, 4150146, 6916910, 10375365, 20750730]

約数ペア:

[(1, 20750730), (2, 10375365), (3, 6916910), (5, 4150146), (6, 3458455), (7, 2964390), (10, 2075073), (11, 1886430), (13, 1596210), (14, 1482195), (15, 1383382), (21, 988130), (22, 943215), (26, 798105), (30, 691691), (33, 628810), (35, 592878), (39, 532070), (42, 494065), (55, 377286), (65, 319242), (66, 314405), (70, 296439), (77, 269490), (78, 266035), (91, 228030), (105, 197626), (110, 188643), (130, 159621), (143, 145110), (154, 134745), (165, 125762), (182, 114015), (195, 106414), (210, 98813), (231, 89830), (273, 76010), (286, 72555), (330, 62881), (385, 53898), (390, 53207), (429, 48370), (455, 45606), (462, 44915), (546, 38005), (691, 30030), (715, 29022), (770, 26949), (858, 24185), (910, 22803), (1001, 20730), (1155, 17966), (1365, 15202), (1382, 15015), (1430, 14511), (2002, 10365), (2073, 10010), (2145, 9674), (2310, 8983), (2730, 7601), (3003, 6910), (3455, 6006), (4146, 5005), (4290, 4837)]