221423760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4457}}^1$

素因数の和:4502

約数の個数: 160

約数和(自身を含む): 796020480

約数和(自身を除く): 574596720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1656, 1840, 2070, 2160, 2484, 2760, 3105, 3312, 4140, 4457, 4968, 5520, 6210, 8280, 8914, 9936, 12420, 13371, 16560, 17828, 22285, 24840, 26742, 35656, 40113, 44570, 49680, 53484, 66855, 71312, 80226, 89140, 102511, 106968, 120339, 133710, 160452, 178280, 200565, 205022, 213936, 240678, 267420, 307533, 320904, 356560, 401130, 410044, 481356, 512555, 534840, 601695, 615066, 641808, 802260, 820088, 922599, 962712, 1025110, 1069680, 1203390, 1230132, 1537665, 1604520, 1640176, 1845198, 1925424, 2050220, 2406780, 2460264, 2767797, 3075330, 3209040, 3690396, 4100440, 4612995, 4813560, 4920528, 5535594, 6150660, 7380792, 8200880, 9225990, 9627120, 11071188, 12301320, 13838985, 14761584, 18451980, 22142376, 24602640, 27677970, 36903960, 44284752, 55355940, 73807920, 110711880, 221423760]

約数ペア:

[(1, 221423760), (2, 110711880), (3, 73807920), (4, 55355940), (5, 44284752), (6, 36903960), (8, 27677970), (9, 24602640), (10, 22142376), (12, 18451980), (15, 14761584), (16, 13838985), (18, 12301320), (20, 11071188), (23, 9627120), (24, 9225990), (27, 8200880), (30, 7380792), (36, 6150660), (40, 5535594), (45, 4920528), (46, 4813560), (48, 4612995), (54, 4100440), (60, 3690396), (69, 3209040), (72, 3075330), (80, 2767797), (90, 2460264), (92, 2406780), (108, 2050220), (115, 1925424), (120, 1845198), (135, 1640176), (138, 1604520), (144, 1537665), (180, 1230132), (184, 1203390), (207, 1069680), (216, 1025110), (230, 962712), (240, 922599), (270, 820088), (276, 802260), (345, 641808), (360, 615066), (368, 601695), (414, 534840), (432, 512555), (460, 481356), (540, 410044), (552, 401130), (621, 356560), (690, 320904), (720, 307533), (828, 267420), (920, 240678), (1035, 213936), (1080, 205022), (1104, 200565), (1242, 178280), (1380, 160452), (1656, 133710), (1840, 120339), (2070, 106968), (2160, 102511), (2484, 89140), (2760, 80226), (3105, 71312), (3312, 66855), (4140, 53484), (4457, 49680), (4968, 44570), (5520, 40113), (6210, 35656), (8280, 26742), (8914, 24840), (9936, 22285), (12420, 17828), (13371, 16560)]