320112648

素因数分解:

$2^3\times 3^6\times {\mathrm{131}}^1\times {\mathrm{419}}^1$

素因数の和:574

約数の個数: 112

約数和(自身を含む): 908938800

約数和(自身を除く): 588826152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 131, 162, 216, 243, 262, 324, 393, 419, 486, 524, 648, 729, 786, 838, 972, 1048, 1179, 1257, 1458, 1572, 1676, 1944, 2358, 2514, 2916, 3144, 3352, 3537, 3771, 4716, 5028, 5832, 7074, 7542, 9432, 10056, 10611, 11313, 14148, 15084, 21222, 22626, 28296, 30168, 31833, 33939, 42444, 45252, 54889, 63666, 67878, 84888, 90504, 95499, 101817, 109778, 127332, 135756, 164667, 190998, 203634, 219556, 254664, 271512, 305451, 329334, 381996, 407268, 439112, 494001, 610902, 658668, 763992, 814536, 988002, 1221804, 1317336, 1482003, 1976004, 2443608, 2964006, 3952008, 4446009, 5928012, 8892018, 11856024, 13338027, 17784036, 26676054, 35568072, 40014081, 53352108, 80028162, 106704216, 160056324, 320112648]

約数ペア:

[(1, 320112648), (2, 160056324), (3, 106704216), (4, 80028162), (6, 53352108), (8, 40014081), (9, 35568072), (12, 26676054), (18, 17784036), (24, 13338027), (27, 11856024), (36, 8892018), (54, 5928012), (72, 4446009), (81, 3952008), (108, 2964006), (131, 2443608), (162, 1976004), (216, 1482003), (243, 1317336), (262, 1221804), (324, 988002), (393, 814536), (419, 763992), (486, 658668), (524, 610902), (648, 494001), (729, 439112), (786, 407268), (838, 381996), (972, 329334), (1048, 305451), (1179, 271512), (1257, 254664), (1458, 219556), (1572, 203634), (1676, 190998), (1944, 164667), (2358, 135756), (2514, 127332), (2916, 109778), (3144, 101817), (3352, 95499), (3537, 90504), (3771, 84888), (4716, 67878), (5028, 63666), (5832, 54889), (7074, 45252), (7542, 42444), (9432, 33939), (10056, 31833), (10611, 30168), (11313, 28296), (14148, 22626), (15084, 21222)]