7979790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 24514560

約数和(自身を除く): 16534770

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 37, 39, 42, 65, 70, 74, 78, 79, 91, 105, 111, 130, 158, 182, 185, 195, 210, 222, 237, 259, 273, 370, 390, 395, 455, 474, 481, 518, 546, 553, 555, 777, 790, 910, 962, 1027, 1106, 1110, 1185, 1295, 1365, 1443, 1554, 1659, 2054, 2370, 2405, 2590, 2730, 2765, 2886, 2923, 3081, 3318, 3367, 3885, 4810, 5135, 5530, 5846, 6162, 6734, 7189, 7215, 7770, 8295, 8769, 10101, 10270, 14378, 14430, 14615, 15405, 16590, 16835, 17538, 20202, 20461, 21567, 29230, 30810, 33670, 35945, 37999, 40922, 43134, 43845, 50505, 61383, 71890, 75998, 87690, 101010, 102305, 107835, 113997, 122766, 189995, 204610, 215670, 227994, 265993, 306915, 379990, 531986, 569985, 613830, 797979, 1139970, 1329965, 1595958, 2659930, 3989895, 7979790]

約数ペア:

[(1, 7979790), (2, 3989895), (3, 2659930), (5, 1595958), (6, 1329965), (7, 1139970), (10, 797979), (13, 613830), (14, 569985), (15, 531986), (21, 379990), (26, 306915), (30, 265993), (35, 227994), (37, 215670), (39, 204610), (42, 189995), (65, 122766), (70, 113997), (74, 107835), (78, 102305), (79, 101010), (91, 87690), (105, 75998), (111, 71890), (130, 61383), (158, 50505), (182, 43845), (185, 43134), (195, 40922), (210, 37999), (222, 35945), (237, 33670), (259, 30810), (273, 29230), (370, 21567), (390, 20461), (395, 20202), (455, 17538), (474, 16835), (481, 16590), (518, 15405), (546, 14615), (553, 14430), (555, 14378), (777, 10270), (790, 10101), (910, 8769), (962, 8295), (1027, 7770), (1106, 7215), (1110, 7189), (1185, 6734), (1295, 6162), (1365, 5846), (1443, 5530), (1554, 5135), (1659, 4810), (2054, 3885), (2370, 3367), (2405, 3318), (2590, 3081), (2730, 2923), (2765, 2886)]