221768208

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{66959}}^1$

素因数の和:66996

約数の個数: 60

約数和(自身を含む): 647637120

約数和(自身を除く): 425868912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 66959, 133918, 200877, 267836, 401754, 535672, 602631, 803508, 1071344, 1205262, 1540057, 1607016, 2410524, 3080114, 3214032, 4620171, 4821048, 6160228, 9240342, 9642096, 12320456, 13860513, 18480684, 24640912, 27721026, 36961368, 55442052, 73922736, 110884104, 221768208]

約数ペア:

[(1, 221768208), (2, 110884104), (3, 73922736), (4, 55442052), (6, 36961368), (8, 27721026), (9, 24640912), (12, 18480684), (16, 13860513), (18, 12320456), (23, 9642096), (24, 9240342), (36, 6160228), (46, 4821048), (48, 4620171), (69, 3214032), (72, 3080114), (92, 2410524), (138, 1607016), (144, 1540057), (184, 1205262), (207, 1071344), (276, 803508), (368, 602631), (414, 535672), (552, 401754), (828, 267836), (1104, 200877), (1656, 133918), (3312, 66959)]