505717308

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1109}}^1$

素因数の和:1411

約数の個数: 72

約数和(自身を含む): 1309089600

約数和(自身を除く): 803372292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 239, 318, 477, 478, 636, 717, 954, 956, 1109, 1434, 1908, 2151, 2218, 2868, 3327, 4302, 4436, 6654, 8604, 9981, 12667, 13308, 19962, 25334, 38001, 39924, 50668, 58777, 76002, 114003, 117554, 152004, 176331, 228006, 235108, 265051, 352662, 456012, 528993, 530102, 705324, 795153, 1057986, 1060204, 1590306, 2115972, 2385459, 3180612, 4770918, 9541836, 14047703, 28095406, 42143109, 56190812, 84286218, 126429327, 168572436, 252858654, 505717308]

約数ペア:

[(1, 505717308), (2, 252858654), (3, 168572436), (4, 126429327), (6, 84286218), (9, 56190812), (12, 42143109), (18, 28095406), (36, 14047703), (53, 9541836), (106, 4770918), (159, 3180612), (212, 2385459), (239, 2115972), (318, 1590306), (477, 1060204), (478, 1057986), (636, 795153), (717, 705324), (954, 530102), (956, 528993), (1109, 456012), (1434, 352662), (1908, 265051), (2151, 235108), (2218, 228006), (2868, 176331), (3327, 152004), (4302, 117554), (4436, 114003), (6654, 76002), (8604, 58777), (9981, 50668), (12667, 39924), (13308, 38001), (19962, 25334)]